#GM24082 - "Grape" Chalcedony - Manakarra Beach - Mamuju Area - West Sulawesi - indonesia
A floater with only a very little area of conctact, that is completely made by chalcedony.
It's covered by several botryoidal spheres, whose color varies from violet to dark green to whitish.
It's called "Grape chalcedony"
xls size:mm. 4 overall size of mineral specimen: specimen weight gr. :320
price : Euro 83 ~US$ 116 (plus shipping cost)
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#GM21033 - Actinolite - Habach valley - Bramberg am Wildkogel - Zell am See Distr. - Salzburg - Austria
Several brilliant, dark green and almost black colored crystals of actinolite are inserted in the matrix of this specimen.
Many of them are visible on the surface all around it.
xls size:mm. 16 overall size of mineral specimen: specimen weight gr. :450
price : Euro 65 ~US$ 91 (plus shipping cost)
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#GM23074 - Agate (var. of quartz) – Agouim - Amerzgane Cercle – Drâa-Tafilalet Region - Morocco
Sample of agate with incredible colors, arranged in concentric circles on the polished surface.
The colors are absolutely natural.
The back is rough.
Very aesthetic!
xls size:'– overall size of mineral specimen: specimen weight gr. :225
price : Euro 85 ~US$ 118 (plus shipping cost)
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#GM23075 - Agate (var. of quartz) – Agouim - Amerzgane Cercle – Drâa-Tafilalet Region - Morocco
Sample of agate with incredible colors, arranged in a mosaic on the polished surface.
The colors are absolutely natural.
The back is rough.
Very aesthetic!
xls size:-- overall size of mineral specimen: specimen weight gr. :170
price : Euro 85 ~US$ 118 (plus shipping cost)
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#GM21004 - Aikinite and sphalerite over chalcopirite - Huancavelica - Perù
Several brown colored curls of aikinite are seeded among the golden crystals of chalcopyrite.
The grey colored crystals are of sphalerite.
xls size:mm. 3 overall size of mineral specimen: specimen weight gr. :270
price : Euro 185 ~US$ 259 (plus shipping cost)
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#GM24042 - Almandine – Rombo Pass – Moso in Passiria – Bolzano Prov. - Trentino-AltoAdige – Italy
Typical alpine sample of almandine garnets with a beautiful dark brown color.
It is a floater made up of a large crystal with some smaller ones on the edges.
xls size:mm. 50 overall size of mineral specimen: specimen weight gr. :310
price : Euro 65 ~US$ 91 (plus shipping cost)
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#GM18044 - Aluminite - Newhaven - East Sussex - England - United Kingdom
ypical loose chalky globular specimen of Aluminite, an uncommon sulfate of aluminium.
It was dug about 5 years ago.
From a classic worldwide locality for this specie.
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xls size:-- overall size of mineral specimen: specimen weight gr. :50
price : Euro 32 ~US$ 44 (plus shipping cost)
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#GM24077 - Amethyst "Flower" quartz - Iraì - Alto Uruguay Region - Rio Grande do Sul - Brazil
A large cabinet of amethyst ""flower"" quartz from Iraì.
The 'petals' are colourless quartz points, the area in the interior is of a pretty amethyst clored,.
This outstanding piece is essentially pristine, even the quartz points of the periphery.
xls size:-- overall size of mineral specimen: specimen weight gr. :365
price : Euro 65 ~US$ 91 (plus shipping cost)
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#GM18035 - Amethyst quartz - Su Marralzu quarry - Osilo - Sassari prov. - Sardinia - Italy
A big crystal of amethyst quartz is stunning in the middle of this specimen.
Its top is not fulll, it has some cavities: it seems an aggregate of three crystals that are deeply intergrowth themselves.
Some other minor crystals are visible on a side: they have the typical shape of the quartzes of this famous locality.
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xls size:mm. 25 overall size of mineral specimen: specimen weight gr. :565
price : Euro 168 ~US$ 235 (plus shipping cost)
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#GM24022 - Amethyst quartz and goethite - Rio Grande do Sul - Brazil
A large druse completely covered by quartz crystals with a beautiful amethyst color.
Most crystal tips are darker.
The black traces that can be seen are of goethite and are also present inside some crystals, for a 'ghost' effect.
No damages on the tips.
xls size:mm. 10 overall size of mineral specimen: specimen weight gr. :550
price : Euro 45 ~US$ 62 (plus shipping cost)
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#GM15051 - Analcime - Iscoba Mt - Nulvi - Anglona - Sassari Province - Sardinia - Italy
A big crystal of white coloured analcime, plus others minor, is in good evidence over the surface of this specimen.
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xls size:mm. 26 overall size of mineral specimen: specimen weight gr. :124
price : Euro 40 ~US$ 56 (plus shipping cost)
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#GM23072 - Analcime - Mount Kahovan - Semnan Distr. - Iran
On a rocky matrix, a group of trapezohedral crystals of analcime.
They are translucent, bright and have very well defined faces and edges.
The color, orange-red, is selectively distributed over some faces with different nuances.
A very nice specimen !
xls size:mm. 12 overall size of mineral specimen: specimen weight gr. :220
price : Euro 80 ~US$ 112 (plus shipping cost)
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#GM18013 - Analcime and epidote - Imilchil - Er Rachidia Prov. - Drâa-Tafilalet Region - Morocco
On a very dark green carpet of crystals of epidote two big withish spheres of analcime are visible, with another minor.
From a recend find in Morocco.
There is a big contrast between the white analcimes and the dark epidotes, it's difficult to photograph this specimen !
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xls size:mm. 12 overall size of mineral specimen: specimen weight gr. :420
price : Euro 42 ~US$ 58 (plus shipping cost)
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#GM18017 - Anatase - La Lauzière massif - Savoie - Auvergne-Rhône-Alpes - France
Some brown colored crystals of anatase are seeded over the bulky quartzitic matrix, that is covered by a green chloritic crust.
Some of them have an elongated shape.
One is covered by chlorite.
A group of colorless anatases is surely stained of brown color.
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xls size:mm. 8 overall size of mineral specimen: specimen weight gr. :65
price : Euro 58 ~US$ 81 (plus shipping cost)
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#GM17017 - Andalusite (var. Chiastolite) - Sangping mine - Xixia Co. - Nanyang pref. - Henan prov. - China
Large sectioned chiastolite crystal with polished faces on both ends, to show the typical cross-formation.
The chiastolite is a variety of andalusite.
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xls size:mm. 28 overall size of mineral specimen: specimen weight gr. :24
price : Euro 20 ~US$ 28 (plus shipping cost)
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#GM24040 - Aragonite – Coli – Piacenza prov. - Emilia-Romagna – Italy
A vein that is completely covered by white minicristals of aragonite cross the whole sample.
Typical from this locality of Emilia-Romagna.
xls size:mm. 2 overall size of mineral specimen: specimen weight gr. :680
price : Euro 85 ~US$ 118 (plus shipping cost)
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#GM23001 - Arfvedsonite over orthoclase - Mount Malosa - Zomba Distr. - Malawi
A long black crystal of arfvedsonite, another shorter one and a lateral aggregate stand on a large white crystal of orthoclase.
xls size:mm. 34 overall size of mineral specimen: specimen weight gr. :95
price : Euro 50 ~US$ 70 (plus shipping cost)
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#GM24018 - Arkansite (var. of brookite) - Magnet Cove - Hot Spring Co. - Arkansas - Usa
Numerous black, shiny arkansite crystals are visible on the surface of this sample.
It is an extremely rare variety of brookite, found in only 2 places in the world: this is from the location where it got its name.
xls size:mm. 5 overall size of mineral specimen: specimen weight gr. :185
price : Euro 72 ~US$ 100 (plus shipping cost)
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#GM17055 - Augelite, quartz and pyrite - Machacamarca mine - Machacamarca - Machacamarca Distr. - Cornelio Saavedra prov. - Potosí Deptm. - Bolivia
This specimen features several fine, sharp, lustrous, colourless crystals of augelite up to 4 mm associated with minor quartz and octahedral pyrite on the matrix.
It's typical from this bolivian mine.
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xls size:mm. 4 overall size of mineral specimen: specimen weight gr. :155
price : Euro 44 ~US$ 61 (plus shipping cost)
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#GM23010 - Aurichalcite and hemimorfite - Temperino mine - Campiglia Marittima - Livorno Prov. - Tuscany - Italy
The surface of this sample is partly covered by a carpet of tufts ofaurichalcite: they have with a beautiful deep azur colour.
They are visible on the other side too.
Some of the with areas are covered by a patina of hemimorfite.
xls size:mm. 3 overall size of mineral specimen: specimen weight gr. :840
price : Euro 70 ~US$ 98 (plus shipping cost)
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#GM22054 - Babingtonite - Grönsjöberget - Borlänge - Dalarna County - Sweden
Little cluster that is completely covered by brilliant and dark black colored crystals of babingtonite.
xls size:mm. 4 overall size of mineral specimen: specimen weight gr. :90
price : Euro 58 ~US$ 81 (plus shipping cost)
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#GM17048 - Babingtonite, prehnite and quartz - Qiaojia Co. - Zhaotong Pref. - Yunnan prov. - China
Several perfect terminated, brilliant and black colored crystals of babingtonite are scattering over the matrix of prehnite.
Some hyalin quartzes are visible somewhere.
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xls size:mm. 11 overall size of mineral specimen: specimen weight gr. :103
price : Euro 110 ~US$ 154 (plus shipping cost)
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#GM23007 - Baryte and pyrite - Lubin mine - Lubin Co. - Lower Silesian Voivodeship - Poland
Druse strewn with lamellar ocher crystals of baryte that are capped with a myriad of small shimmering crystals of pyrite
xls size:mm. 16 overall size of mineral specimen: specimen weight gr. :425
price : Euro 72 ~US$ 100 (plus shipping cost)
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#GM24026 - Baryte and stibnite - Herja mine - Baia Mare - Maramures Co. - Romania
Elegant druse completely covered all around by thin baryte crystals.
On the main surface they are large, brilliant, transparent and clearly visible, underneath they are much smaller.
On the lateral edges there are tufts of stibnite, incorporated into the matrix.
Some dark needles are visible among the baryte crystals.
The color of the latter tends towards grey, due to the intrusion of stibnite.
xls size:mm.22 overall size of mineral specimen: specimen weight gr. :430
price : Euro 125 ~US$ 175 (plus shipping cost)
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#GM18055 - Baryte over rhodochrosite - Felsobanya mine - Maramures - Romania
The cluster is covered by pink rhodochrosite: some blades, pale grey-blue colored barytes are grown over it.
Some of them are encrusted by yellow-brown carbonate, some others have several black minidots, probably of goethite.
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xls size:mm. 25 overall size of mineral specimen: specimen weight gr. :1330
price : Euro 48 ~US$ 67 (plus shipping cost)
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#GM21005 - Bastnaesite, tuperssiatsuaite, apophyllite and makatite - Aris Phonolite quarry - Aris - Windhoek distr. - Khomas Region - Namibia
A little, brown colored crystal of bastnaesite (3 mm.) is featuring on and edge of the vug of this specimen: this species is a rarity for this locality.
In a corner of the vug ther is a fibrous terminated crystal of tuperssiatsuaite (10 mm.).
Inside the vug there are some transparent crystals of apophyllite and some white of makatite.
xls size:mm. 3 overall size of mineral specimen: specimen weight gr. :140
price : Euro 75 ~US$ 105 (plus shipping cost)
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#GM24047 - Beryl - Nagar mine – Hunza Valley - Gilgit Distr. - Baltistan - Pakistan
A large, semi-transparent crystal of beryl is stunnong on the matrix of this specimen.
The top is perfectly terminated, the bottom has some parallel growth.
Other small crystals are placed alongsidethe main one.
Traces of black schorl are visible.
xls size:mm. 41 overall size of mineral specimen: specimen weight gr. :110
price : Euro 155 ~US$ 217 (plus shipping cost)
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#GM17097 - Beryllonite - Haramosh Mts. - Skardu Distr. - Baltistan - Gilgit-Baltistan - Pakistan
A thumbnail of this sodium, beryllium phosphate with a classic crystallization.
It's a floater, no matrix.
The weight of the crystal is 8 gr.
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xls size:mm. 18 overall size of mineral specimen: specimen weight gr. :22
price : Euro 128 ~US$ 179 (plus shipping cost)
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#GM23023 - Beryllonite – Skardu Distr. – Giglit-Baltistan - Pakistan
A big floater of beryllonite, that is not well defined at its edges.
The latter are jagged in an absolutely natural way and without defects.
It's typical of this not common species.
xls size:mm. 73 overall size of mineral specimen: specimen weight gr. :180
price : Euro 165 ~US$ 230 (plus shipping cost)
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#GM24057 - Beudantite and scorodite - Gold Hill mine - Gold Hill Mining Distr. - Tooele Count - Utah - United States
The surface of the specimen is completely covered with brown/orange crystals of beudantite.
Among them there are crystals of scorodite with a light lilac color, that are visible only with a lens.
Former mineralogical collection of Sandro Maggia: no. B-158
xls size:mm. 2 overall size of mineral specimen: specimen weight gr. :47
price : Euro 74 ~US$ 103 (plus shipping cost)
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#GM21003 - Binnite (var. of Tennantite-(Zn)) -Lengenbach Quarry - Fäld - Binn - Goms - Valais - Switzerland
A big crystal of binnite is in good evidence over the whitish matrix of this specimen.
Several minicrystals of pyrites are seeded over all the faces of it.
xls size:mm. 5 overall size of mineral specimen: specimen weight gr. :175
price : Euro 120 ~US$ 168 (plus shipping cost)
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#GM24080 - Bismuth - Tazna mine - Cerro Tazna - Atocha-Quechisla Distr. - Nor Chichas prov. - Potosí Deptm. - Bolivia
Excellent thumbnail of this not common native, with a spectacular crystallization of bismuth.
Its faces show a metallic white-grey luster, some traces of crystals of quartz are visible somewhere.
The specimens of this lot are probably the best found in all the world.
Ex Sandro Maggia collection, with the original tag.
xls size:mm. 52 overall size of mineral specimen: specimen weight gr. :180
price : Euro 135 ~US$ 189 (plus shipping cost)
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#GM23027 - Bornite over pyrite - Milpillas mine - Cuitaca - santa Cruz Municipality - Sonora - Mexico
A thin dark layer of bornite covers the surface of the pyrites visible on this specimen.
On the main one (18 mm.) there are some small areas where the golden yellow color of the underlying pyrite can be seen.
The matrix is made by white clay and provides a stark color contrast.
xls size:-- overall size of mineral specimen: specimen weight gr. :120
price : Euro 70 ~US$ 98 (plus shipping cost)
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#GM23031 - Boulangerite – Trepča Stan Terg Mine - Trepča complex - Trepča valley - Kosovska Mitrovica - Kosovo
Cluster of very long boulangerite threads twisted together.
It's a floater, no matrix.
xls size:-- overall size of mineral specimen: specimen weight gr. :55
price : Euro 55 ~US$ 77 (plus shipping cost)
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#GM19054 - Boulangerite over quartz - Bottino Mine - Stazzema - Apuan Alps - Lucca Prov. - Tuscany - Italy
A myriad of long grey needles of boulangerite are arranged over some crystal of quartz.
They seems aggregated in the chaos.
Typical from this tuscan mine.
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xls size:mm. 15 overall size of mineral specimen: specimen weight gr. :305
price : Euro 49 ~US$ 68 (plus shipping cost)
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#GM24015 - Bournonite - Machacamarca Distr. - Cornelio Saavedra prov. - Potosí Deptm. - Bolivia
Aggregate aesthetics of absolute quality.
It is composed of large and small dark gray bournonite crystals, placed side by side on a pinch of matrix.
Former collection of Sandro Maggia, with the original ticket.
xls size:mm. 29 overall size of mineral specimen: specimen weight gr. :135
price : Euro 220 ~US$ 308 (plus shipping cost)
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#GM14097 - Bournonite - Saint-Pons - Ubaye valley - Alpes-de-Haute-Provence - Provence-Alpes-Côte d'Azur - France
Some black crystals of bournonite are visible inside the vug of this specimen: this specie is not common in this alpine locality, but it's classic !
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xls size:mm. 4 overall size of mineral specimen: specimen weight gr. :48
price : Euro 25 ~US$ 35 (plus shipping cost)
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#GM22033 - Bournonite, quartz and pyrite – Casapalca Mine - Casapalca - Huarochiri Prov. - Lima Deptm. - Peru
The surface of this specimen is covered by several dark grey colored crystals of bournonite and opaque crystals of quartz.
The same in the bottom but the bournonites are darker and brilliant and there are several little golden crystals of pyrite too.
xls size:mm. 10 overall size of mineral specimen: specimen weight gr. :400
price : Euro 90 ~US$ 125 (plus shipping cost)
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#GM18006 - Bournonite, quartz and pyrite - Machacamarca - Machacamarca distr. - Cornelio Saavedra prov. - Potosí deptm - Bolivia
A big 'cogwheel' shaped, dark grey colored crystal of bournonite is in good evidence over the surface of this specimen.
Some other minors are visible all around.
Some colorless crystals of quartz and goldish crystals of pyrite are spread somewhere.
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xls size:mm. 26 overall size of mineral specimen: specimen weight gr. :155
price : Euro 90 ~US$ 125 (plus shipping cost)
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#GM20061 - Bultfonteinite and ettringite - N'Chwaning mines - Kuruman - Northern Cape - South Africa
This floater is completely made by evident, lilac colored crystals of bultfonteinite.
There are some colorless, little crystals of ettringite too, which are difficult to distinguish from the former.
This specimen was in the collection of S.Maggia that bought it from A. & R. Pagano: the original labels are available with it.
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xls size:mm. 5 overall size of mineral specimen: specimen weight gr. :80
price : Euro 54 ~US$ 75 (plus shipping cost)
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#GM23021 - Calcite, sphalerite and pyrite – Baccu Arrodas mine – Muravera - Sarrabus - South Sardinia Prov. - Sardinia - Italy
Historic sample from the former Stoppani collection with original label.
It's an aggregate of parallel, whitish calcite crystals.
The dark areas are covered by microcrystals of pyrite and by larger ones of sphalerite.
xls size:mm. 63 overall size of mineral specimen: specimen weight gr. :145
price : Euro 120 ~US$ 168 (plus shipping cost)
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#GM18069 - Calcite, willemite and franklinite - Franklin mine - Sussex Co. - New Jersey
Typical specimen from Frankiln mine !
Several black minicrystals of franklinite that are floaded in the bulky withish calcite.
Some traces of brick red colored calcite that is partially crystallized.
Some areas of yellow-green willemite appear at the U.V. Long Light: they are not visibile at the normal light.
At the U.V. Short Light, the white calcite becomes fire red and the yellow-green of the willemite remains the same.
These reactions vary with the variation of the intensity of the UV light.
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xls size:-- overall size of mineral specimen: specimen weight gr. :27
price : Euro 38 ~US$ 53 (plus shipping cost)
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#GM24083 - Campylite (var. of mimetite) - Dry Gill mine - Caldbeck - Allerdale - Cumbria - England - United Kingdom
Some big dark orange colored crystal of campylite are visible over the central area of the surface of this specimen.
xls size:mm. 8 overall size of mineral specimen: specimen weight gr. :300
price : Euro 65 ~US$ 91 (plus shipping cost)
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#GM24045 - Canavesite - Salvere level - Brosso mine - Cálea - Léssolo - Canavese distr. - Torino prov. - Piedmont - Italy
The surface of this specimen is almost completely covered by rosettes of snow-white needles of canavesite.
It's an extremely rare borate and this isthe
TYPE LOCALITY
xls size:mm. 3 overall size of mineral specimen: specimen weight gr. :295
price : Euro 43 ~US$ 60 (plus shipping cost)
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#GM24044 - Cassiterite - Viloco mine (Araca mine) - Loayza Prov. - La Paz - Bolivia
Numerous very shiny black cassiterite crystals are on display on the surface of this specimen.
From this mine many high quality samples were found which have enriched the collections of many enthusiasts.
xls size:mm. 9 overall size of mineral specimen: specimen weight gr. :175
price : Euro 200 ~US$ 280 (plus shipping cost)
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#GM24076 - Cassiterite and quartz - Viloco mine - Loayza Prov. - La Paz Deptm. - Bolivia
Numerous black and brilliant crystals of cassiterite cover the surface of this specimen.
They are mixed with several milky quartzes, for a nice contrast of color.
xls size:mm. 8 overall size of mineral specimen: specimen weight gr. :240
price : Euro 60 ~US$ 84 (plus shipping cost)
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#GM23050 - Celestite and sulphur - Floristella mine - Enna prov. - Sicily - Italy
Gorgeous cluster of long, colorless, brilliant, almost gem quality big crystal of celestite.
Some dark orange colore crystals of 'talamone'sulphur are seeded among them for a strong contrast of color.
It's glued to the plastic base.
A high quality sicilian specimen !
xls size:mm. 20 overall size of mineral specimen: specimen weight gr. :390
price : Euro 155 ~US$ 217 (plus shipping cost)
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#GM23049 - Celestite and sulphur - La Grasta mine - Caltanissetta - Sicily - Italy
Gorgeous cluster of big, colorless, brilliant, almost gem quality big crystal of celestite.
They are stunning over a matrix of 'talamone' sulphur.
Some little crystals of yellow sulphur are visible too.
A high quality sicilian specimen !
xls size:mm. 10 overall size of mineral specimen: specimen weight gr. :230
price : Euro 70 ~US$ 98 (plus shipping cost)
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#GM22020 - Cerussite - Touissit - Touissit-Bou Beker Distr. - Jerada prov. - L'Oriental Region - Morocco
The surface of this sample is dressed by numerous and well-formed crystals of cerussite.
They are stunning from the matrix and are clearly visible.
xls size:mm. 9 overall size of mineral specimen: specimen weight gr. :490
price : Euro 65 ~US$ 91 (plus shipping cost)
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#GM23055 - Cerussite and baryte - Les Dalles mine – Mibladen – Ait Oufella Caid – Midelt – Draa-Tafilalet Region - Morocco
Graceful druse completely covered by small and large, almost botryoidal crystals of cerussite.
They have a honey color and are partially transparent too.
Some aggregates of thin lamellar pink barite crystals are present on the edges.
Cerussites partially turn a beautiful yellow color under long-wave UV light.
xls size:mm. 12 overall size of mineral specimen: specimen weight gr. :300
price : Euro 75 ~US$ 105 (plus shipping cost)
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#GM24041 - Cesarolite, philipsbornite and mimetite -Guatomo Mine ('Hat Yai' mimetite locality) - Tham Thalu - Bannang Sata Distr. - Yala Prov. - Thailand
Little black spheres of cesarolite partially cover the surface of this specimen.
Some colorless and semitransparent crystals of philipsbornite are present on the edge of this specimen (better visible with a loupe).
Some yellow and brilliant crystals of mimetite are seeded over the surface too.
xls size:mm. 2 overall size of mineral specimen: specimen weight gr. :65
price : Euro 65 ~US$ 91 (plus shipping cost)
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#GM15161 - Chalcocite - Bouismas Mine - Bouismas - Bou Azer distr. - Tazenakht - Ouarzazate prov. - Souss-Massa-Draâ Region - Morocco
A really new that I presented on my table in Munich !!
A new found of chalcocite from Bouismas, a mineral that is really rare in Morocco.
This specimen is a floater of typical dark grey colored, opaque and good terminated crystals of chalcocite.
The blue iridescence is probably due to a coating of bornite.
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xls size:mm. 20 overall size of mineral specimen: specimen weight gr. :20
price : Euro 55 ~US$ 77 (plus shipping cost)
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#GM18066 - Chalcocite - Bouismas Mine - Bouismas - Bou Azzer Distr. - Tazenakht - Ouarzazate Prov. - Drâa-Tafilalet Region - Morocco
Several dark grey colored crystals of chalcocite are in good evidence all around this specimen: they have metallic reflections too.
Some of them have a perfect shape but not all: in anycase it's an high quality specimen for this specie.
Big crystals are not common !
It was etched to show the chalcocite crystals from the bulky calcite.
From a found in Morocco of some years ago.
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xls size:mm. 16 overall size of mineral specimen: specimen weight gr. :315
price : Euro 200 ~US$ 280 (plus shipping cost)
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#GM22060 - Chalcocite and calcite - Idaho Springs Distr. - Clear Creek Co - Colorado
Some dark grey crystals of chalcocite are stunning over the matrix that is covered by greyish crystals of calcite.
xls size:mm. 8 overall size of mineral specimen: specimen weight gr. :75
price : Euro 62 ~US$ 86 (plus shipping cost)
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#GM14094 - Chalcostibite and siderite - Saint-Pons - Ubaye valley - Alpes-de-Haute-Provence - Provence-Alpes-Côte d'Azur - France
A long dark grey crystal of chalcostibite is visible on an edge of the specimen. Some traces of brown siderite are layed down the white massive calcite. The specimen was etched to eliminate the calcite that covered the crystals.
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xls size:26 mm. overall size of mineral specimen: specimen weight gr. :113
price : Euro 65 ~US$ 91 (plus shipping cost)
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#GM16062 - Chalcostibite and zinkenite - Saint-Pons area - Alpes-de-Haute-Provence - Provence-Alpes-Côte d'Azur - France
Two big good terminated and partially intersected crystals of chalcostibite are layed down the matrix that is coverd by brownish crystals of siderite.
Several dark grey long crystal of zinkenite are seeded ...
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xls size:mm. 20 overall size of mineral specimen: specimen weight gr. :250
price : Euro 260 ~US$ 364 (plus shipping cost)
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#GM23005 - Chalcotrichite (var. of cuprite) - Libiola mine– Sestri Levante - Genoa prov. - Liguria - Italy
Some areas of the sample are covered by patinas or small granules of reddish-brown chalcotrichite.
The little contrast with the matrix makes them almost invisible in the pictures.
xls size:mm. 25 overall size of mineral specimen: specimen weight gr. :115
price : Euro 50 ~US$ 70 (plus shipping cost)
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#GM17011 - Clinochlore (var. pennine) and quartz - Ossola Valley - Verbano-Cusio-Ossola prov. - Piedmont - Italy
Several black classic crystals of pennine are visible over this specimen, with some very transparent quartzes.
ALPINE MINERAL
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xls size:mm. 3 overall size of mineral specimen: specimen weight gr. :40
price : Euro 33 ~US$ 46 (plus shipping cost)
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#GM16043 - Corkite on goethite - Serra da Mina mine - Cercal - Santiago do Cacém - Setúbal distr. - Portugal
Several yellow-brown minicrystals of corkite are spread over the matrix of black goethite.
The pictures are overligthened to show the details.
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xls size:mm. 2 overall size of mineral specimen: specimen weight gr. :44
price : Euro 50 ~US$ 70 (plus shipping cost)
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#GM21001 - Cornetite - L'Etoile du Congo mine - Lubumbashi - Katanga Copper Crescent - Katanga - Zaire
A crust of spherical-shaped, dark blue colored crystals of cornetite covers the surface of this specimen.
xls size:mm. 3 overall size of mineral specimen: specimen weight gr. :155
price : Euro 50 ~US$ 70 (plus shipping cost)
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#GM23054 - Cuprian adamite (var. of adamite) and hemimorfite - Ojuela mine - Mapimì - Mun. de Mapimì - Durango -Mexico
Excellent cluster almost completely covered by almost colorless crystals of hemimorphite.
Here and there several blue-green crystals of cuprian adamite are in good evidence.
Very aesthetic, with a clear contrast of colors !
xls size:mm. 8 overall size of mineral specimen: specimen weight gr. :160
price : Euro 130 ~US$ 182 (plus shipping cost)
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#GM12052 - Cuprite - Mashamba Wets mine - Kolwezi - Western Area - Shaba - R.D. Congo
Several octahedrons of dark red cuprite are spread all over a bit of matrix.
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xls size:mm. 9 overall size of mineral specimen: specimen weight gr. :42
price : Euro 45 ~US$ 62 (plus shipping cost)
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#GM24010 - Cuproromeite ps. after tetrahedrite - El Coriellu mine - Llerandi - Asturias - Spain
Two large tetrahedrite crystals (6 mm) are clearly displayed on the surface of the sample, with other smaller ones.
They are partially covered by dark green areas of cuproromeite.
Cuproromeite is also visible in other small areas of the sample.
xls size:-- overall size of mineral specimen: specimen weight gr. :65
price : Euro 68 ~US$ 95 (plus shipping cost)
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#GM23078 - Cyanotrichite - Qinglong Sb-Au deposit - Qinglong Co. - Qianxi'nan Autonomous pref. - Guizhou prov. - China
Beautiful specimen that is partially covered by evident, fibrous spheres made of blue electric needles of cyanotrichite.
They form a very dense carpet over the whitish matrix.
Very showy !
xls size:mm. 4 overall size of mineral specimen: specimen weight gr. :100
price : Euro 95 ~US$ 133 (plus shipping cost)
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#GM23076 - Cyanotrichite - Qinglong Sb-Au deposit - Qinglong Co. - Qianxi'nan Autonomous pref. - Guizhou prov. - China
Beautiful specimen that is partially covered by evident, fibrous spheres made of blue electric needles of cyanotrichite.
They form a very dense carpet on the surface of this specimen.
Very showy !
xls size:mm. 4 overall size of mineral specimen: specimen weight gr. :90
price : Euro 140 ~US$ 196 (plus shipping cost)
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#GM23077 - Cyanotrichite - Qinglong Sb-Au deposit - Qinglong Co. - Qianxi'nan Autonomous pref. - Guizhou prov. - China
Beautiful specimen that is partially covered by evident, fibrous spheres made of blue electric needles of cyanotrichite.
They form a very dense carpet on the surface of this specimen.
The small green spheres are of malachite.
Very showy !
xls size:mm. 4 overall size of mineral specimen: specimen weight gr. :125
price : Euro 140 ~US$ 196 (plus shipping cost)
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#GM24016 - Cylindrite - Poopò - Poopò prov. - Oruro - Bolivia
Numerous long acicular crystals of cylindrite are arranged all around the sample, some even forming small fans.
It is one of the very few minerals that crystallizes in round needles and is a rather rare sulphate.
Former collection of Sandro Maggia, with the original ticket.
TYPE LOCALITY.
xls size:mm. 20 overall size of mineral specimen: specimen weight gr. :205
price : Euro 68 ~US$ 95 (plus shipping cost)
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#GM18008 - Cylindrite - Santa Cruz mine - Poopó town - Poopó Prov. - Oruro Deptm. - Bolivia
Some fans made by long and dark grey colored crystals of Cylindrite are spread all over the surface of this specimen.
This is one of the uncommon cylindric shape in the crystallization of the minerals.
TYPE LOCALITY.
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xls size:mm. 23 overall size of mineral specimen: specimen weight gr. :370
price : Euro 128 ~US$ 179 (plus shipping cost)
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#GM16103 - Descloizite - Berg Aukas mine - Grootfontein Distr. - Otjozondjupa Region - Namibia
This fine, well crystallized, high quality descloizite specimen is from the locality that is the undisputed world champion for this mineral species.
The pictures are a little overligthened to show the details.
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xls size:mm. 19 overall size of mineral specimen: specimen weight gr. :80
price : Euro 32 ~US$ 44 (plus shipping cost)
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#GM24071 - Diopside and grossular/hessonite garnet - Alpe delle Frasse - Lajetto - Condove - Torino prov. - Piedmont - Italy
A little Alpine gem from a place famous for the high quality of the samples that were extracted here.
Semi-transparent crystals of greenish diopside are together with brown/reddish garnets.
A truly remarkable quality sample.
Former mineralogical collection of Sandro Maggia: no. D-96.
xls size:mm. 12 overall size of mineral specimen: specimen weight gr. :12
price : Euro 105 ~US$ 147 (plus shipping cost)
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#GM18095 - Dioptase - Altyn-Tyube dioptase deposit - Altyn-Tyube area - Kirghiz Steppes - Karagandy prov. - Kazakhstan
The surface of this miniature is completely covered by dark green and brilliant crystals of dioptase.
A group of big crystals are perched on the top.
It's very difficult to make the pictures, because it's very brilliant and reflexes the lights.
TYPE LOCALITY.
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xls size:mm. 10 overall size of mineral specimen: specimen weight gr. :38
price : Euro 124 ~US$ 173 (plus shipping cost)
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#GM21037 - Duftite e coronadite - Sabine's Shaft - Mount Bonnie mine - Grove Hill - Victoria-Daly Region - Northern Territory - Australia
The surface of this cluster is covered by little, blak colored spheres of coronadite.
Among them there are some areas with greenish duftite: some of them are crystallized, others with a thin crust.
xls size:mm. 3 overall size of mineral specimen: specimen weight gr. :390
price : Euro 65 ~US$ 91 (plus shipping cost)
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#GM20052 - Emerald (var. of beryl) - Muzo - Boyacà - Colombia
A twinned aggregate made with four crystals of emerald is in good evidence over the whitish calcite that cover this specimens.
It has a deep green color and is partially transparent, as in the pictures.
Its top is not brilliant: the pictures show the real details of it.
A litlle vug is settled on the edge of the top and emphasized in the pictures: it's very little, visible with a loupe, but with difficulty to the naked eyes.
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xls size:mm. 12 x 7 overall size of mineral specimen: specimen weight gr. :300
price : Euro 1280 ~US$ 1792 (plus shipping cost)
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#GM23019 - Endlichite and jarosite - Erupción Mine - Los Lamentos Mts - Ahumada Mun - Chihuahua - Mexico
The specimen is almost completely covered on all sides by acicular endlichite crystals and spheroidal-looking jarosite crystals.
Endlichite is a variety of vanadinite rich in arsenic.
xls size:mm. 5 overall size of mineral specimen: specimen weight gr. :250
price : Euro 65 ~US$ 91 (plus shipping cost)
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#GM21009 - Epidote - Epidote occurrence - Escales reservoir - Ribagorça - Huesca - Aragón - Spain
Several fans are made by long, dark green colored crystals of epidote anda are seeded over a large area of the matrix.
They are partially intersecting with each other.
These specimens were in the market some years ago, now they are almost disappeared.
xls size:mm. 15 overall size of mineral specimen: specimen weight gr. :800
price : Euro 155 ~US$ 217 (plus shipping cost)
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#GM19048 - Epidote - Margone - Usseglio - Viù Valley - Lanzo valley - Torino prov. - Piemonte - Italia
A big, brilliant and dark green colored crystal of epidote is stunning over the matrix.
It's not perfectly terminated 'cause it was in contact in its upper top.
Some other minor crystals are visible too.
From a found of almost 30 years ago.
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xls size:mm. 37 overall size of mineral specimen: specimen weight gr. :295
price : Euro 144 ~US$ 201 (plus shipping cost)
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#GM17101 - Epidote - Pampa Blanca Distr. - Castrovirreyna prov. - Huancavelica Deptm. - Peru
Two elegant intersected fans of highly lustrous deep-olive green crystals of epidote with fantastic flashes of gemmy yellow-green color.
This elegant two-sided piece is complete all round.
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xls size:mm. 73 overall size of mineral specimen: specimen weight gr. :100
price : Euro 48 ~US$ 67 (plus shipping cost)
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#GM24086 - Epidote and calcite - Tormiq Valley - Pakistan
A big epidote crystal (28 mm.) is clearly visible on the surface of this cluster.
It is surrounded by numerous other smaller epidotes and white areas with calcite crystals.
A nice color contrast.
Very aesthetic!
xls size:mm. 28 overall size of mineral specimen: specimen weight gr. :760
price : Euro 53 ~US$ 74 (plus shipping cost)
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#GM19047 - Epidote and diopside - Margone - Usseglio - Viù Valley - Lanzo valley - Torino prov. - Piemonte - Italia
The surface of this specimen is seeded by several brilliant and yellow-green colored crystals of epidote.
They are semitransparent too.
Some dark green, thin crystal of diopside are seeded somewhere.
From a found of almost 30 years ago.
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xls size:mm. 7 overall size of mineral specimen: specimen weight gr. :560
price : Euro 104 ~US$ 145 (plus shipping cost)
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#GM24006 - Euchlorine - Yadovitaya fumarole - Northern Breakthrough of The Great Tolbachik Fissure Eruption - Tolbachik volcano - Kamchatka Oblast' - Far-Eastern Region - Russia
The specimen is dressed by a dark green patina of this rare K-Cu sulphate: with a loupe, it's made up of small crystals.
Interesting sample for this species.
xls size:mm. 2 overall size of mineral specimen: specimen weight gr. :55
price : Euro 52 ~US$ 72 (plus shipping cost)
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#GM20031 - Faden quartz - Stura Valley - Cuneo prov. - Piedmont - Italy
From an uncommon alpine locality, an aggregate of faden, partially transparent quartzes.
The crystals are arranged parallel to each other.
It's a floater, no matrix.
Ex V. Lago collection.
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xls size:mm. 68 overall size of mineral specimen: specimen weight gr. :350
price : Euro 140 ~US$ 196 (plus shipping cost)
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#GM24063 - Fassaite (var. of augite) - Traversella mine - Traversella - Chiusella valley - Canavese Distr. - Torino prov. - Piedmont - Italy
Numerous large and well-defined dark and shiny crystals of fassaite are stunning on the matrix of this specimen.
From a famous Italian Alpine mine whose many beautiful specimens have enriched mineralogical collections throughout the world.
Former mineralogical collection of Sandro Maggia: no. F-27.
xls size:mm. 8 overall size of mineral specimen: specimen weight gr. :90
price : Euro 62 ~US$ 86 (plus shipping cost)
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#GM24069 - Ferristrunzite - Mont-des-Groseillers - Blaton - Bernissart - Hainaut - Wallonia - Belgium
The surface of this specimen is completely covered with cream-colored needles of ferristrunzite.
Many of them are arranged in a rosette, a typical format for this species.
Former mineralogical collection of Sandro Maggia: no. F-80.
It is a rather rare phosphate and this specimen comes from TYPE LOCATION.
xls size:mm. 2 overall size of mineral specimen: specimen weight gr. :43
price : Euro 86 ~US$ 120 (plus shipping cost)
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#GM19088 - Fizelyite and boulangerite over sphalerite - Herja mine - Chiuzbaia - Baia Mare - Maramures Co. - Romania
Some radiating aggregate of Fizelyite are visibile over the matrix of sphalerite: they are covered by a crust of boulangerite.
Classic from this romanian mine !
The fizelyite is a sulfide of silver, lead and antimony.
TYPE LOCALITY.
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xls size:mm. 10 overall size of mineral specimen: specimen weight gr. :70
price : Euro 41 ~US$ 57 (plus shipping cost)
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#GM20068 - Fluorapatite - Slyudyanka - Lake Baikal area - Irkutsk Oblast - Russia
A big, azur-green colored crystal of fluorapatite is stunning over the matrix.Some traces of athers fluorapatites are visible too.
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xls size:mm. 45 overall size of mineral specimen: specimen weight gr. :300
price : Euro 56 ~US$ 78 (plus shipping cost)
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#GM24009 - Fluorcalcioromeite - Grube Starlera - Val Starlera - Val Ferrera - Hinterrheintal - Graubünden - Switzerland
Specimen with some orange-yellow fluorcalcioromeite octahedral crystals that are seeded all around.
TYPE LOCALITY
xls size:mm. 2 overall size of mineral specimen: specimen weight gr. :105
price : Euro 80 ~US$ 112 (plus shipping cost)
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#GM18025 - Fluorescent quartz - La Sassa - Montecatini Val di Cecina - Pisa Prov. - Tuscany - Italy
A bulky specimen of quartz that is fluorescent to lemon-yellow color at U.V. long waves alla round it.
The jagged area is not crystallized as a classic quartz.
They are the unique really fluorescent quartz in all the world.
Their fluorescence is due to inclusion of rare earths
https://www.naturesrainbows.com/single-post/2016/06/10/La-Sassa-Radiating-Quartz-Nodules-in-Calcite-Italy
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xls size:-- overall size of mineral specimen: specimen weight gr. :245
price : Euro 60 ~US$ 84 (plus shipping cost)
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#GM23043 - Fluorite - Poggio Balate - Termini Imerese - palermo prov. - Sicily - Italy
A specimen that is seeded by several cubes of fluorite.
Most of them are almost colorless, other have a nice blue color.
It comes from a famous sicilian locality for this kind of mineral.
xls size:mm. 10 overall size of mineral specimen: specimen weight gr. :550
price : Euro 60 ~US$ 84 (plus shipping cost)
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#GM23080 - Fluorite – The Hidden Forest Pocket - Diana Maria mine - Frosterley - Weardale - Co. Durham – England – United Kingdom
Shocking specimen of green fluorite that becomes blue colored at the U.V. long waves light.
The crystals are partially intergrowth together and cover all the matrix.
The pictures are a little overlightened to better show the details of the crystals.
The backside and some of the sides are cutted.
xls size:mm. 26 overall size of mineral specimen: specimen weight gr. :350
price : Euro 200 ~US$ 280 (plus shipping cost)
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#GM23079 - Fluorite – The Hidden Forest Pocket - Diana Maria mine - Frosterley - Weardale - Co. Durham – England – United Kingdom
Interesting specimen of green fluorite that becomes blue colored at the U.V. long waves light.
The crystals are partially intergrowth together and cover all the matrix.
The pictures are a little overlightened to better show the details of the crystals.
xls size:mm. 21 overall size of mineral specimen: specimen weight gr. :180
price : Euro 65 ~US$ 91 (plus shipping cost)
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#GM19066 - Fluorite - Works of the Motorway - Baveno - Verbania-Cusio-ossola prov. - Piedmont - Italy
The surface of this specimen is seeded by several octahedral, semitransparent and pale grey colored crystals of fluorite.
A curiosity from the locality of Baveno: a specimen that was found in the debris of the works of the Motorway.
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xls size:mm. 7 overall size of mineral specimen: specimen weight gr. :135
price : Euro 52 ~US$ 72 (plus shipping cost)
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#GM19055 - Fluorite - Xianghualing mine - Chenzou - Hunan prov. - China
A big, octahedric, green colored and semitransparent crystal of fluorite is flanked by a bulky whitish quartzite.
They have a strong chromatic contrast.
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xls size:mm.58 overall size of mineral specimen: specimen weight gr. :215
price : Euro 49 ~US$ 68 (plus shipping cost)
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#GM20056 - Fluorite over chalcedony - Mahodari - Nasik distr. - Maharastra - India
A big, yellow-brown colored sphere of fluorite is stunning in the center of a cluster of chalcedony.
Typical from this classic indian location.
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xls size:mm. 42 overall size of mineral specimen: specimen weight gr. :665
price : Euro 64 ~US$ 89 (plus shipping cost)
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#GM22057 - Fluorite, calcite and quartz - Camissinone mine - Zogno - Brembana Valley - Bergamo prov. - Lombardy - Italy
Three specimens from this famous alpine italian mine:
- a cube of violet fluorite with internal 'ghost' (mm. 30 x 27 x 23)
- orange calcite over quartz, with some little violet cubes of fluorite over it (mm. 27 x 18 x 26)
- hyalin quartzes (mm. 45 x 36 x 32)
xls size:-- overall size of mineral specimen: specimen weight gr. :150
price : Euro 50 ~US$ 70 (plus shipping cost)
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#GM24084 - Fluorite, quartz and brookite - Mount Rosa - Alagna - Vercelli Prov. - Piedmont - Italy
Super alpine historical specimen !!!
It's a floater that is made up by green fluorite and hyaline quartzes.
In one side there are the fluorites with a few quartzes, the other is dressed by the quartzes with a few fluorites.
More, all the dark dots in the second side are brookites, with some of them that are good defined.
This specimen was mined in 1975.
xls size:mm. 30 overall size of mineral specimen: specimen weight gr. :785
price : Euro 69 ~US$ 96 (plus shipping cost)
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#GM13164 - Fluoro-richterite -Wilberforce - Monmouth Township - Haliburton Co. - Ontario - Canada
Some semi-lustrous deep green crystals of this rare inosilicate are visible all around the specimen.
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xls size:mm. 12 overall size of mineral specimen: specimen weight gr. :110
price : Euro 30 ~US$ 42 (plus shipping cost)
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#GM24056 - Forsterite - Quebec - Canada
Some large and well-formed forsterite crystals are stunning over the matrix of this specimen.
The black and incomplete crystals that can be seen are almost certainly spinel residues.
Formerly Sandro Maggia's mineralogical collection: no. F-68.
xls size:mm. 13 overall size of mineral specimen: specimen weight gr. :36
price : Euro 125 ~US$ 175 (plus shipping cost)
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#GM22037 - Galena ps. from pyrrhotite and siderite – Herja mine – Chiuzbaia – Baia Mare – Maramures – Romania
This specimen is covered with numerous lamellar crystals that have the typical shape of pyrrhotite, but pseudomorphic in galena.
This last is also present in the classic cuboctahedron form.
Some brownish spherules of siderite are scattered here and there.
xls size:mm. 28 overall size of mineral specimen: specimen weight gr. :505
price : Euro 105 ~US$ 147 (plus shipping cost)
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#GM13056 - Galena, sphalerite and dolomite - Black Cloud mine - Iowa Gulch - Leadville - Leadville distr. - Lake Co. - Colorado - USA
Several dark red litlle crystals of sphalerite are spread all over the surface of the matrix, with some crystals of whitish dolomite. A grey big crystal of galena is in good evidence, and is surrounded by some little octahedrycal crystals of galena too.
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xls size:mm. 10 x 8 overall size of mineral specimen: specimen weight gr. :140
price : Euro 33 ~US$ 46 (plus shipping cost)
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#GM14058 - Galena, sphalerite and quartz - Sovietskii mines - Dal'negorsk -Primorskiy Kray - Far-Eastern Region - Russia
A complex aggregate of grey crystals of galena and dark crystals of sphalerite, that are intergrowth together. Some colourless crystals of quartz are visbile at its bottom.
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xls size:mm. 25 overall size of mineral specimen: specimen weight gr. :101
price : Euro 40 ~US$ 56 (plus shipping cost)
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#GM12051 - Gersdorffite - Ait Hamane - Bou Azzer distr. - Tazenakht - Ourzazate prov. - Souss-Massa Draa reg. - Morocco
Typical partially cristallized specimen of this rare sulphide of cobalt, from a classic worldwide locality. RARE MINERAL
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xls size:mm. 10 overall size of mineral specimen: specimen weight gr. :203
price : Euro 50 ~US$ 70 (plus shipping cost)
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#GM19093 - Gillespite and sambornite - El Rosario - Ensenada Municipality -Bassa california - Mexico
Several veins of semibotryoidal red colored crystals of gillespite are sitting over a matrix of whitish and brilliant sambornite.
They are visible all around the specimen, with a strong color contrast.
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xls size:mm. 2 overall size of mineral specimen: specimen weight gr. :150
price : Euro 46 ~US$ 64 (plus shipping cost)
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#GM22031 - Graphite - Ollano - Mallare - Savona prov. - Liguria - Italy
Massive specimen of this interesting native element.
From a classic italian locality for this specie.
xls size:-- overall size of mineral specimen: specimen weight gr. :140
price : Euro 34 ~US$ 47 (plus shipping cost)
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#GM22058 - Green fluorite - Argentière Glacier - Mont Blanc Massif - Chamonix - Haute-Savoie - Rhône-Alpes - France
A nice sample of a rare green fluorite from Mont Blanc.
The crystals cover the entire matrix.
xls size:mm. 13 overall size of mineral specimen: specimen weight gr. :70
price : Euro 75 ~US$ 105 (plus shipping cost)
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#GM17059 - Grossular garnet - Sierra de Cruces - Mun. de Sierra Mojada - Coahuila - Mexico
Some big, dark cherry coloured crystals of grossular garnet, with others minor, are stunning over the matrix of this specimen.
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xls size:mm. 17 overall size of mineral specimen: specimen weight gr. :100
price : Euro 70 ~US$ 98 (plus shipping cost)
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#GM23058 - Grossular/hessonite garnet - Alpe delle Frasse - Lajetto - Condove - Torino prov. - Piedmont - Italy
Excellent alpine specimen of grossular/hessonite garnet.
Numerous crystals with a beautiful dark red to orange color cover the surface.
All of them are shiny and semi-transparent, some are almost of gem quality.
In the sunlight they shine even more
An alpine jewel!
xls size:mm. 4 overall size of mineral specimen: specimen weight gr. :135
price : Euro 90 ~US$ 125 (plus shipping cost)
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#GM24032 - Gyrolite and apophyillite - Poona Distr. - Maharastra - India
Several withish gyrolite spheres are scattered on the surface of this sample, that is covered with very small apophyllite crystals,
The three largest of them form a set of 52 mm.
Gyrolite is an uncommon zeolite.
Very aesthetic !!
xls size:mm. 23 overall size of mineral specimen: specimen weight gr. :430
price : Euro 75 ~US$ 105 (plus shipping cost)
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#GM13115 - Hausmannite - Wessels mine - Hotazel - Kalahari manganese fields - Northern Cape prov. - South Africa
A big aggregate of dark crystals of hausmannite is scattering out at the top of this specimen. The crystals are black, brilliant and with metallic-reflexes. The pictures are a little overlightened to show the details.
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xls size:mm. 12 x 15 overall size of mineral specimen: specimen weight gr. :306
price : Euro 100 ~US$ 140 (plus shipping cost)
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#GM18087 - Hausmannite ps. after manganite - Ilfeld - Nordhausen - Hartz Mts - Thuringia - Germany
Several black and brilliant crystals of hausmannite ps. after manganite are visible over the surface of this specimen.
The pictures are a little overlightened to show the details, the color is black.
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xls size:mm. 3 overall size of mineral specimen: specimen weight gr. :200
price : Euro 35 ~US$ 49 (plus shipping cost)
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#GM21058 - Hessonite - Faiallo Pass - Urbe - savona prov. - Liguria - Italy
The surface of this cluster is completely covered by dark red colored, brilliant and well formed crystals of hessonite.
Typical specimen from this ligurian location.
xls size:mm. 6 overall size of mineral specimen: specimen weight gr. :410
price : Euro 120 ~US$ 168 (plus shipping cost)
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#GM18082 - Heterogenite and malachite - L'Etoile du Congo mine - Lubumbashi - Katanga Copper Crescent - Katanga - Zaire
The surface of this specimen is covered by several brilliant and dark black crystals of heterogenite.
They are in strong contrast with the green of the malachite.
The picctures are a little overlightened to show the details.
Gmineral - Discount Gallery
xls size:mm. 4 overall size of mineral specimen: specimen weight gr. :43
price : Euro 36 ~US$ 50 (plus shipping cost)
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#GM23030 - Heulandite - Buffaure Group - Fassa Valley - Trento prov. - Trentino-Alto Adige - Italy
Red heulandite from Buffaure in an unusual crystallization for this famous alpine locality: the surface is completely covered by a myriad of small lamellar brick-red crystals.
It is glued to the plastic bottom.
xls size:mm. 5 overall size of mineral specimen: specimen weight gr. :330
price : Euro 73 ~US$ 102 (plus shipping cost)
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#GM24065 - Hureaulite, sicklerite, vivianite, rockbridgeite and phosphoferrite - Mangualde - Viseu - Portugal
A small encyclopedia of minerals, where however only hureaulite is easily recognizable.
Most of the surface of this specimen is covered with orange/light brown crystals of hureaulite.
To identify the other minerals you need a magnifying glass and a lot of patience, perhaps using the captions on Mindat of the specimens from this locality.
Former mineralogical collection of Sandro Maggia: no. H-6.
xls size:mm. 4 overall size of mineral specimen: specimen weight gr. :50
price : Euro 63 ~US$ 88 (plus shipping cost)
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#GM23028 - Hyalophane - Zagradski Potok mine - Zagradski Creek - Busovaca - Zenica-Doboj Canton - Federation of Bosnia and Herzegovina
Excellent specimen of this microcline variety, which has a large, semitransparent, almost colorless and multi-geminated crystal.
It is a floater, without matrix.
It comes from the famous Bosnian mine, now abandoned and closed, from which exceptional samples of hyalophane have been extracted.
xls size:-- overall size of mineral specimen: specimen weight gr. :130
price : Euro 180 ~US$ 251 (plus shipping cost)
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#GM17090 - Hyalophane and siderite - Zagradski Potok mine - Zagradski Creek - Busovaca - Zenica-Doboj Canton - Federation of Bosnia and Herzegovina (with VIDEO !)
Fantastic specimen of this variety af albite, that has the typical 'knee' crystallization.
The main crystals are almost transparent and of gem quality.
Several little dark brown crystals of siderite make a strong contrast with the hyalophanes.
Very rare to find a specimen with so many crystals on the matrix, usually they are floaters.
It becomes from the famous bosnian mine that is now closed.
Gmineral - Discount Gallery
xls size:mm. 28 overall size of mineral specimen: specimen weight gr. :660
price : Euro 500 ~US$ 700 (plus shipping cost)
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#GM23067 - Hydroboracite - Bigadiç mine - Bigadiç - Balikesir prov. - Marmara reg. - Turkey
This specimen is completely covered by aggregates of long crystals of hydroboracite, that are grouped like a fan.
Ex S.Maggia collection with original label.
xls size:mm. 27 overall size of mineral specimen: specimen weight gr. :170
price : Euro 75 ~US$ 105 (plus shipping cost)
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#GM24002 - Hydroxylherderite - Alto do Chaga claim - Quixaba - Frei Martinho - Paraíba - Brazil
A floater made of a pair of hydroxylherderite crystals.
The main one is semi-transparent.
xls size:mm. 31 overall size of mineral specimen: specimen weight gr. :70
price : Euro 78 ~US$ 109 (plus shipping cost)
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#GM24014 - Kaersutite - Imana - Predazzo - Trento prov. - Trentino-Alto Adige - Italy
A black kaersutite crystal is prominently displayed on the matrix.
From a typical alpine locality which gave several samples of this inosilicate, but where it is now no longer possible to do research.
xls size:mm. 16 overall size of mineral specimen: specimen weight gr. :145
price : Euro 55 ~US$ 77 (plus shipping cost)
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#GM19104 - Krausite, coquimbite and alotrichite - Monte Arsiccio mine - Sant'Anna di Stazzema - Lucca prov. - Apuan Alps - Tuscany - Italy
The unique real novelty at the Mineralshow of Munich 2019 is a recent found from Monte Arsiccio in Tuscany.
An arabesque of pale violet colored and semitransparent crystals of coquimbite is seeded by several yellow-pale brown colored minicrystals of krausite.
Some fibrous and white traces of alotrichite are visible somewhere.
Gmineral - Discount Gallery
xls size:K. mm. 2 C. mm. 10 overall size of mineral specimen: specimen weight gr. :40
price : Euro 44 ~US$ 61 (plus shipping cost)
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#GM24068 - Krohnkite - Chuquicamata mine - Chuquicamata Distr. - Calama - El Loa Prov. - Antofagasta - Chile
Numerous crystals of blue-green krohnkite are in good evidence all around the surface of this specimen.
Formerly Sandro Maggia's mineralogical collection: no. K-68.
It is a rather rare sulfate and this specimen comes from TYPE LOCALITY.
xls size:mm. 9 overall size of mineral specimen: specimen weight gr. :43
price : Euro 63 ~US$ 88 (plus shipping cost)
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#GM22026 - Kunzite (var. of spodumene) - Dara-e-Pech Pegmatite field - Dara-e-Pech Distr. - Kunar - Afghanistan
Excellent big floater of kunzite, without matrix.
It has a nice pink color, is good terminated and is completely transparent.
A high quality specimen !
xls size:-- overall size of mineral specimen: specimen weight gr. :72
price : Euro 750 ~US$ 1050 (plus shipping cost)
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#GM24062 - Lavendulane - Alice Mary mine - Kundip - Ravensthorpe Shire - Western Australia - Australia
Several areas with dark azur crusts of lavendulan are visible on the surface of this sample.
Former mineralogical collection of Sandro Maggia: no. L-65.
xls size:-- overall size of mineral specimen: specimen weight gr. :32
price : Euro 45 ~US$ 62 (plus shipping cost)
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#GM21061 - Lazurite - Sar-e-Sang distr. - Koksha valley - Badakhshan prov. - Afghanistan
Two dark blue colored crystals of lazurite are in good evidence over the white marble of the matrix.
There is a strong contrast of color.
xls size:mm. 15 x 10 overall size of mineral specimen: specimen weight gr. :230
price : Euro 65 ~US$ 91 (plus shipping cost)
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#GM21062 - Lazurite - Sar-e-Sang distr. - Koksha valley - Badakhshan prov. - Afghanistan
A well formed, dark blue colored crystal of lazurite is scattered out of the white matrix.
There is a strong contrast of color.
xls size:mm. 16 x 13 overall size of mineral specimen: specimen weight gr. :215
price : Euro 90 ~US$ 125 (plus shipping cost)
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#GM21063 - Lazurite, pyrite and chondrodite - Sar-e-Sang distr. - Koksha valley - Badakhshan prov. - Afghanistan
A big, dark blue colored crystal of lazurite is scattered out the whitish matrix of marble.
Some areas of it have an electric blue color.
Ther are some little, golden colored crystals of pyrite and some others of chondrodite that are pale brown colored.
xls size:mm. 25 x 22 overall size of mineral specimen: specimen weight gr. :175
price : Euro 160 ~US$ 224 (plus shipping cost)
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#GM19080 - Lead and willemite - Garpenberg Norra mine - Garpenberg - Hedemora - Dalarna - Sweden
A big grey blade of lead is stunning over the matrix of this specimen
It's partially peeled off from the matrix.
The lead is an uncommon native element, it's difficult to find it as pure and not associated with some other elements.
Over the matrix there are traces of willemite, that becomes red with UV short waves light.
From a classic swedish mine !
GMineral - Discount Gallery
xls size:mm. 21 overall size of mineral specimen: specimen weight gr. :120
price : Euro 92 ~US$ 128 (plus shipping cost)
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#GM19085 - Legrandite - Ojuela Mine - Mapimí - Mun. de Mapimí - Durango - Mexico
An aggregate of yellow-orange colored crystals of legrandite is stunning in the middle of the vug of this specimen.
The legrandite is a rare arsenate of zinc.
GMineral - Discount Gallery
xls size:mm. 12 overall size of mineral specimen: specimen weight gr. :215
price : Euro 144 ~US$ 201 (plus shipping cost)
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#GM16015 - Legrandite - Ojuela Mine - Mapimí - Mun. de Mapimí - Durango - Mexico
The surface of this specimen is completely covered by long yellow crystals of legrandite, a rare arsenate of zinc.
They are so numerous that seems like a carpet !
Gmineral - Discount Gallery
xls size:mm. 5 overall size of mineral specimen: specimen weight gr. :130
price : Euro 400 ~US$ 560 (plus shipping cost)
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#GM18045 - Libethenite - Podlipa deposit - Lubietová - Banská Bystrica Co. - Banská Bystrica Region - Slovakia
A specimen where several little, brilliant, green dark colored crystals of Liebethenite are in strong contrast with the whitish matrix.
The pictures are a little overligthened to show the details, the real color is darker.
TYPE LOCALITY.
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xls size:mm. 2 overall size of mineral specimen: specimen weight gr. :40
price : Euro 32 ~US$ 44 (plus shipping cost)
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#GM18098 - Linarite - Baccu Locci mine - Villaputzu - Cagliari prov. - Sardinia - Italy
A blue electric crust of Linarite is layed over the surface of this specimen.
Some crystals are visible somewhere.
Gmineral - Discount Gallery
xls size:mm. 4 overall size of mineral specimen: specimen weight gr. :70
price : Euro 38 ~US$ 53 (plus shipping cost)
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#GM22045 - Lorenzenite - Khibini Massif - Murmansk Oblast - Kola peninsula - Russia
A big, well terminated crystal of lorenzenite is scattered out of the matrix.
Ex Sandro Maggia collection
Ex David Kalat collection
with the original labels.
xls size:mm. 7 overall size of mineral specimen: specimen weight gr. :140
price : Euro 65 ~US$ 91 (plus shipping cost)
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#GM20063 - Lorenzenite - Lovozero - Pen. Kola - Russia
A big, well terminated crystal of lorenzenite is scattered out of the matrix.
In the old label is named as "ramseyte" but it's a synonym of this specie.
GMineral - Discount Gallery
xls size:mm. 20 overall size of mineral specimen: specimen weight gr. :125
price : Euro 52 ~US$ 72 (plus shipping cost)
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#GM24031 - Magnetite - Brosso mine - Calea - Lessolo - Torino prov. - Piedmont - Italy
Numerous large and small crystals of magnetite are on full display all around the sample.
From a find from the 90s.
It was hetched to release the crystals that were embedded in the calcite.
The base is sawn off.
xls size:mm. 17 overall size of mineral specimen: specimen weight gr. :1150
price : Euro 115 ~US$ 161 (plus shipping cost)
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#GM17007 - Malachite - Katanga Copper Crescent -Shaba - Zaire
A specimen completely made by malachite.
All around there are some rosettes of long acicular crystals.
The pictures are a little overlightened to show the details.
xls size:mm. 15 overall size of mineral specimen: specimen weight gr. :425
price : Euro 60 ~US$ 84 (plus shipping cost)
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#GM20024 - Malachite - Tsumeb - Oshikoto Region - Namibia
A carpet of soft felted thin crystals of malachite covers the surface of this specimen.
The color is dark green: when you move the specimen under a light, it changes to pale, it seems a meadow of grass stirred by the wind.
The pictures are a little overlightened to show the details.
Ex Sandro Maggia Collection with the original label.
GMineral - Discount Gallery
xls size:-- overall size of mineral specimen: specimen weight gr. :230
price : Euro 76 ~US$ 106 (plus shipping cost)
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#GM22043 - Manganoan Calcite (var. of calcite) – Pachapaqui Distr. - Bolognesi Prov. - Ancash – Perù
Beautiful cluster completely covered by big, pale pink crystals of manganoan calcite.
With the UV long waves it becomes pink shocking colored.
xls size:mm. 25 overall size of mineral specimen: specimen weight gr. :1100
price : Euro 105 ~US$ 147 (plus shipping cost)
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#GM18064 - Montmorillonite, quartz and dolomite - Min. di Gambatesa - Val Graveglia - Ne (GE) - Liguria - Italy
The surface of this cluster is covered by whitish-pinkish minispheres of montmorillonite.
Several little, dark brown colored crystals of dolomite are visibile somewhere, as little hyalin quartzes.
This specimen is similar to those published at https://www.mindat.org/photo-48566.html
Gmineral - Discount Gallery
xls size:mm. 1 overall size of mineral specimen: specimen weight gr. :430
price : Euro 28 ~US$ 39 (plus shipping cost)
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#GM24081 - Multicolored chalcedony - Monterufoli - Pomarance - Pisa prov. - Tuscany - Italy
Half of a typical large chalcedony nodule which is hollow inside and variously colored with bluish and ochre shades
xls size: overall size of mineral specimen: specimen weight gr. :995
price : Euro 55 ~US$ 77 (plus shipping cost)
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#GM22044 - Normandite - Putelichorr Mt - Khibiny Massif - Murmansk Oblast - Kola peninsula - Russia
"Some needles and rosettes of copper-red radial crystals of normandite are visble all around this specimen.
Ex Sandro Maggia collection
with the original label."
xls size:mm. 8 overall size of mineral specimen: specimen weight gr. :180
price : Euro 65 ~US$ 91 (plus shipping cost)
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#GM17106 - Olshanskyite - Shijiangshan mine - Linxi - Linxi Co. - Ulanhad League - Inner Mongolia Autonomous Region - China
The olshanskyite is the unique new from Munich Mineralshow of this year.
It's a rare borate and this is a miniature that is futuring long and perfected crystals that are scattering out from a crust of the same olshanskyite.
It's a very difficult material to photograph because it's white without contrast: to show the details the pictures are a little underexposed and some of them are made with a polarizer filter.
It's glued to the plastic bottom.
Gmineral - Discount Gallery
xls size:15 mm. overall size of mineral specimen: specimen weight gr. :57
price : Euro 120 ~US$ 168 (plus shipping cost)
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#GM19015 - Opal - Fornaccia - Fornovolasco - Vergemoli - Apuan Alps - Lucca Prov. - Tuscany - Italy
Interesting specimen of brilliant white opal, that becomes yellow-lemon at the U.V. SHORT wave
GMineral - Discount Gallery
xls size:-- overall size of mineral specimen: specimen weight gr. :223
price : Euro 60 ~US$ 84 (plus shipping cost)
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#GM17093 - Paravauxite - Siglo Veinte mine - Llallagua - Rafael Bustillo prov. - Potosí dept - Bolivia
Several whitish crystals of paravauxite, a not common phosphate, are spread all over the surface of this specimen.
TYPE LOCALITY.
Gmineral - Discount Gallery
xls size:mm. 9 overall size of mineral specimen: specimen weight gr. :190
price : Euro 46 ~US$ 64 (plus shipping cost)
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#GM17054 - Paravauxite - Siglo Veinte mine - Llallagua - Rafael Bustillo prov. - Potosí Deptm. - Bolivia
Several crystals of paravauxite are scattering out the crust of the same material that covers the surface of this specimen.
TYPE LOCALITY.
Gmineral - Discount Gallery
xls size:mm. 43 overall size of mineral specimen: specimen weight gr. :140
price : Euro 32 ~US$ 44 (plus shipping cost)
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#GM24054 - Pascoite and metarossite - Sunday #2 mine - Carnation mine Group - Slick Rock Mining Distr. - San Miguel County - Colorado - United States
A crust of mini granules covers the surface of this specimen.
The orange colored areas are pascoite, the yellow-green ones are metarossite.
Former mineralogical collection of Sandro Maggia: no. P-85.
xls size:mm. 2 overall size of mineral specimen: specimen weight gr. :62
price : Euro 75 ~US$ 105 (plus shipping cost)
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#GM19074 - Pearceite - Uchucchacua mine - Oyon prov. Lima dept. - Peru
On the surface of this specimen there are some pearceite crystals with a thin-tabular shape and very well defined hexagonal outline.
They are very bright and with a metallic grey colour.
A nice group is placed under the main surface too.
GMineral - Discount Gallery
xls size:mm. 5 overall size of mineral specimen: specimen weight gr. :295
price : Euro 144 ~US$ 201 (plus shipping cost)
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#GM21054 - Pectolite - Upper New Street Quarry - Paterson - Passaic Co. - New Jersey - USA
A typical and representative example of the pectolite species: whitish radial aggregates fillings within calcite veins in the matrix.
Ex Sandro Maggia collection with the original label.
xls size:mm. 15 overall size of mineral specimen: specimen weight gr. :155
price : Euro 43 ~US$ 60 (plus shipping cost)
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#GM12036 - Phillipsite - Calvarina Mt. - Roncà - Verona prov. - Veneto - Italy
Nice specimen with several pale orange and red spheres of phillipsite that are spread all over the surface. From a classic italian locality for this specie.
Gmineral - Discount Gallery
xls size:mm. 2 overall size of mineral specimen: specimen weight gr. :240
price : Euro 28 ~US$ 39 (plus shipping cost)
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#GM24055 - Piemontite and zoisite - Campo Valley - Campo Blenio - Camadra Valley Blenio Valley - Blenio - Ticino - Switzerland
A lovely miniature dotted with small elongated crystals of piemontite: they are transparent and have a pinkish color with a red head.
The dark green crystals are of zoisite: the latter is present here and there in the matrix also in massive form.
Former mineralogical collection of Sandro Maggia: no. P-124.
xls size:mm. 2 overall size of mineral specimen: specimen weight gr. :32
price : Euro 55 ~US$ 77 (plus shipping cost)
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#GM21057 - Plattnerite, rosasite and hemimorphite - Ojuela mine - Mapimí - Mun. de Mapimí - Durango - Mexico
The surface of this specimen is completely covered by thin, black curls of plattnerite.
Among them there are some green-azur spheres that are made by needles of rosasite and some whitish crystals of hemimorphite.
Ex Sandro Maggia collection with the original label.
xls size:mm. 4 overall size of mineral specimen: specimen weight gr. :120
price : Euro 70 ~US$ 98 (plus shipping cost)
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#GM15081 - Plumbogummite - Yangshuo mine - Yangshuo Co. - Guilin pref. - Guangxi Zhuang Autonomous Region - China
Excellent cluster of plumbogummite that covers with a thick crust the yellow pyromorphite.
The unhealthy area shows the details of the internal crystallization of the spheres.
Gmineral - Discount Gallery
xls size:mm. 8 overall size of mineral specimen: specimen weight gr. :391
price : Euro 80 ~US$ 112 (plus shipping cost)
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#GM24012 - Pollucite - Skardu Area - Gilgit-Baltistan - Pakistan
An aggregate completely made up of pollucite crystals, to a small extent covered by a white patina of carbonates.
The crystals are well formed and visible, colorless and have an almost glassy appearance.
It is quite rare to find pollucites that have well-defined crystal boundaries.
A high quality specimen for this species !
xls size:mm. 10 overall size of mineral specimen: specimen weight gr. :70
price : Euro 180 ~US$ 251 (plus shipping cost)
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#GM24066 - Posnjakite - Liubetova - Czech Rep.
The surface of this specimen is completely covered with tiny needles of bright blue posnjakite.
Formerly Sandro Maggia's mineralogical collection: no. P-114.
xls size:mm. 2 overall size of mineral specimen: specimen weight gr. :23
price : Euro 68 ~US$ 95 (plus shipping cost)
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#GM23003 - Potosite (var. di franckeite) – San Josè mine – Oruro – Cercado Prov. - Bolivia
The surface of this specimen is completely covered with needles and blades of potosite, a variety of franckeite.
xls size:mm. 5 overall size of mineral specimen: specimen weight gr. :190
price : Euro 180 ~US$ 251 (plus shipping cost)
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#GM23025 - Proustite - Bouismas Mine - Bouismas - Bou Azer distr. - Tazenakht - Ouarzazate prov. - Souss-Massa-Draâ Region - Morocco
Numerous shiny and dark red proustite crystals are scattered practically over the entire internal surface of this specimen.
The whitish residues of quartzite help to highlight a nice color contrast.
xls size:mm. 2 overall size of mineral specimen: specimen weight gr. :410
price : Euro 135 ~US$ 189 (plus shipping cost)
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#GM18004 - Proustite and pyrargirite - Uchucchacua mine - Oyon prov. Lima dept. - Peru
Two evident aggregates of reddish proustite are featuring over this cluster.
Some other minor reddish smaller crystals are seeded somewhere.
A group of grey methallic with reddish reflections crystals of pyrargirite are visibile too on the surface, with some other minors.
Gmineral - Discount Gallery
xls size:mm. 4 overall size of mineral specimen: specimen weight gr. :130
price : Euro 60 ~US$ 84 (plus shipping cost)
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#GM23051 - Pseudocotunnite and challacolloite - La Fossa crater - Vulcano Island - Lipari - Eolie Islands - Messina prov. - Sicily - Italy
Two rare volcanic fumarole minerals are present on the surface of this sample.
It is scattered with numerous acicular crystals of pseudocotunnite, which in some areas are covered with a yellow patina of challacolloite.
xls size:mm. 3 overall size of mineral specimen: specimen weight gr. :100
price : Euro 190 ~US$ 266 (plus shipping cost)
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#GM24048 - Pyrite - Gavorrano mine - Gavorrano - Grosseto prov. - Tuscany - Italy
Beautiful geode center completely made up of golden and shiny pyrite crystals.
From a famous Tuscan mine.
An aesthetic and high-quality sample!
xls size:mm. 32 overall size of mineral specimen: specimen weight gr. :690
price : Euro 165 ~US$ 230 (plus shipping cost)
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#GM23082 - Pyrite - Huanzala mine - Huallanca Distr. - Bolognesi Prov. - Ancash - Perù
From a new discovery in Peru.
A stunning aggregate of octahedral pyrites, an uncommon kind of crystallization.
The crystals are big, perfect, with well-defined edges, rounded corners and are partly interpenetrated with each other.
Very shiny and brilliant, with a mirror surface.
A sample of the highest quality!
xls size:mm. 35 x 35 overall size of mineral specimen: specimen weight gr. :570
price : Euro 330 ~US$ 461 (plus shipping cost)
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#GM22018 - Pyrophyllite - Cotton Stone Mountain - Troy - Montgomery Co. - North Carolina - USA
Some big rosettes of brown colored crystals of pyrophyllite are in good evidence over the bulky, whitish matrix.
xls size:mm. 10 overall size of mineral specimen: specimen weight gr. :230
price : Euro 46 ~US$ 64 (plus shipping cost)
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#GM24085 - Quartz - Cavnic mine - Cavnic - Maramures Co. - Romania
A large crystal of very bright quartz is flanked by a smaller one.
On one side other mini-quartzes are grown and are partly covered by yellowish calcites.
The tip of the main quartz is perfect.
Very aesthetic specimen !
xls size:-- overall size of mineral specimen: specimen weight gr. :1400
price : Euro 55 ~US$ 77 (plus shipping cost)
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#GM24033 - Quartz - Formazza valley - Verbania-Cusio-Ossola prov. - Piedonot - Italy
Quartz is a very common species , though always fascinating.
This specimen has a peculiarity that makes it very interesting.
The crystal that rises clearly visible from the matrix is flat like a tablet and with a well-defined tip.
It is very transparent and a natural internal frosting makes it even more special.
Ex S. Maggia collection with original label.
xls size:mm. 12 overall size of mineral specimen: specimen weight gr. :110
price : Euro 70 ~US$ 98 (plus shipping cost)
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#GM19014 - Quartz and ortochlase - Madagascar
Two long crystals of quartz have the 'fenster' top, with some windows and are partially growth as an 'artichoke', for a curious effect.
Their surface is partially pseudomorphed in ortochlase.
It becomes from an old collection and is dated 1975, but there was not the exact locality.
GMineral - Discount Gallery
xls size:mm. 175 overall size of mineral specimen: specimen weight gr. :990
price : Euro 56 ~US$ 78 (plus shipping cost)
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#GM18062 - Quartz var. "Tiger Eye" - Cape Prov. - Southafrica
"Tiger eye" is a mixture of quartz and anphibole and is chatoyant because of parallel intergrowth of quartz crystals and altered amphibole fibres that mostly turned into limonite.
In this specimen is visible in two veins between the riolitic matrix.
Gmineral - Discount Gallery
xls size:-- overall size of mineral specimen: specimen weight gr. :520
price : Euro 23 ~US$ 32 (plus shipping cost)
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#GM22028 - Quartz with hematoid phantom - Hyderabad Distr. - Telengana - India
NEW FIND IN INDIA
Hyalin quartz with hematoid inclusions.
The most obvious oddity is that some crystals were first almost covered with red oxides and then continued their growth but remained colorless and very transparent.
The reddish endings are clearly seen within them.
The external surfaces reflect the light and the internal image is often doubled due to the angle of the different faces of the crystal.
It's not easy to make the pictures and the videos.
They are called "Maharaja quartz"
xls size:mm. 52 overall size of mineral specimen: specimen weight gr. :50
price : Euro 75 ~US$ 105 (plus shipping cost)
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#GM24034 - Quartz, malachite and ankerite - Punta di Pietralta - promontorio Franco - Giglio Island - Grosseto prov. - Tuscany - Italy
Historical sample, that was found in the 80s!
The surface is sprinkled with globular aggregates formed by small hyaline quartz crystals.
Over a large area there are numerous light brown ankerite crystals.
Ankerite is also scattered here and there above the quartz.
A malachite aggregate with a strong green color is placed in the central geode.
Typical of this locality on the island of Giglio where it has been absolutely forbidden to carry out new research for some time.
xls size:mm. 4 overall size of mineral specimen: specimen weight gr. :320
price : Euro 85 ~US$ 118 (plus shipping cost)
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#GM20020 - Ramsdellite - Mistake Mine - Sam Powell Peak - Box Canyon Mining Distr. - Yavapai Co. - Arizona - USA
The surface of this specimen is covered by a grey crust of ramsdellite, that is an oxyde of manganese.
Several cleraly visible crystals are scattering over the crust.
Ex Sandro Maggia Collection with the original label.
GMineral - Discount Gallery
xls size:mm. 4 overall size of mineral specimen: specimen weight gr. :170
price : Euro 50 ~US$ 70 (plus shipping cost)
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#GM23053 - Rapidcreekite - Rapid Creek - Dawson mining Distr. - Yukon - Canada
This specimen is partially covered by a white patina of rapidcreekite.
In an area there are some minicurls of this rare sulfate.
xls size:mm. 2 overall size of mineral specimen: specimen weight gr. :170
price : Euro 180 ~US$ 251 (plus shipping cost)
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#GM21028 - Riebeckite - Mt Malosa - Zomba Distr. - Malawi
A unique big crystal of riebeckite, a floater without matrix.
Some little fragment of orthoclase and some little hyalin quartzes are joint to it.
Ex Sandro Maggia collection with the original label.
xls size:mm. 65 overall size of mineral specimen: specimen weight gr. :140
price : Euro 85 ~US$ 118 (plus shipping cost)
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#GM21056 - Rockbridgeite - Boa Vista - Minas Gerais - Brazil
The surface is completely covered by black and brilliant crystals of rockbridgeite.
Ex Sandro Maggia collection with the original label.
xls size:mm. 8 overall size of mineral specimen: specimen weight gr. :200
price : Euro 70 ~US$ 98 (plus shipping cost)
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#GM23016 - Romanechite and goethite – Kyralyszentisivan – Vezprem Distr. Hungary
Black arborescent branches of romanechite partially covered by ocher colored encrustations of goethite.
A white spot of limestone enhances the chromatic contrast even more.
xls size:-- overall size of mineral specimen: specimen weight gr. :180
price : Euro 95 ~US$ 133 (plus shipping cost)
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#GM24043 - Romanechite ps. after helvite and quartz - Jinlong hill -Longchuan Co. - Heyuan Pref. - Guangdong prov. - China
Large druze completely lined with long hyaline quartz crystals, with an icy effect.
The largest one measures mm. 50.
A long black romanechite crystal (16 mm) is set in a niche on its surface.
Another black crystal with the classic tetrahedron shape is visible in another area.
They are both pseudomorphs from the helvite.
xls size:mm. 16 overall size of mineral specimen: specimen weight gr. :870
price : Euro 230 ~US$ 322 (plus shipping cost)
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#GM19092 - Rosasite and gypse - Kamariza Mines - Agios Konstantinos - Lavrion Distr. Mines - Lavreotiki - East Attica - Attica - Greece
Severale small and green-blue colored sphere of rosasite are spread all over the surface of this specimen.
They are surrounded by little and brilliant crystals of gypse.
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xls size:mm. 3 overall size of mineral specimen: specimen weight gr. :30
price : Euro 36 ~US$ 50 (plus shipping cost)
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#GM17056 - Ruby (var. of corundum) - Gairo - Kilosa distr. - Morogoro Region - Tanzania
A couple of perfect shaped crystals of ruby is scattered over the matrix.
The crystals become red fire to the long u.v. waves.
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xls size:mm. 25 overall size of mineral specimen: specimen weight gr. :135
price : Euro 49 ~US$ 68 (plus shipping cost)
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#GM23061 - Ruby (var. of corundum) - Zazafotsy Quarry (Amboarohy) - Ihosy - Ihorombe - Madagascar
A very big and perfect shaped crystal of ruby is scattered over the matrix.
Some other crystals are visible near it, but they are not completed.
The crystals become red fire to the long UV waves.
xls size:mm. 25 overall size of mineral specimen: specimen weight gr. :345
price : Euro 145 ~US$ 203 (plus shipping cost)
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#GM13098 - Scapolite - Yates mine - Otter Lake - Pontiac RCM - Outaouais - Québec - Canada
Some big crystals of scapolite are in good evidence, with traces of some other minors. Classic from this locality ! It becomes from an old collection.
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xls size:mm. 75 overall size of mineral specimen: specimen weight gr. :165
price : Euro 130 ~US$ 182 (plus shipping cost)
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#GM23052 - Schuetteite - Almadén mine - Almadén - Ciudad Real - Castile-La Mancha - Spain
Evident yellow patinas of schuetteite cover this specimen all around.
xls size:-- overall size of mineral specimen: specimen weight gr. :80
price : Euro 52 ~US$ 72 (plus shipping cost)
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#GM16080 - Semseyite and sphalerite - Herja mine - Chiuzbaia - Baia Mare - Maramures Co. - Romania
An evident grey-methallic rosette of acicular crystals of semseyte is placed near the top of this miniature.
The matrix is made by several dark crystals of sphalerite, with some withish areas of calcites that make a nice contrast.
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xls size:mm. 20 overall size of mineral specimen: specimen weight gr. :52
price : Euro 70 ~US$ 98 (plus shipping cost)
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#GM24046 - Siderite - Brosso mine - Calea - Lessolo - Torino prov. - Piedmont - Italy
Large druze completely covered with lenticular siderite crystals that have a very dark brown color.
Typical specimen from this famous alpine mine where were found several specimens for many collections in all the world.
xls size:mm. 8 overall size of mineral specimen: specimen weight gr. :500
price : Euro 75 ~US$ 105 (plus shipping cost)
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#GM20073 - Silver var. Kongsbergite - Imiter Mine - Imiter Distr. - Tinghir Prov. - Drâa-Tafilalet Region - Morocco
An evident, sculptural, leaf native Kongsbergite specimen from 2016 finds at the Imiter Mine of Morocco.
It's standing on a black matrix for a strong contrast, with the typical luster of this material.
Kongsbergite is the mercurian variety of silver (max 5 %).
The specimen is glued to the plastic bottom.
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xls size:mm. 45 x 37 overall size of mineral specimen: specimen weight gr. :340
price : Euro 152 ~US$ 212 (plus shipping cost)
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#GM19001 - Smithsonite and cerussite - Tsumeb - Otjikoto region - Namibia
The specimen is completely covered by crystals of cerussite and smithsonite: these last are pseudomorphic from the cerussites and surely some of them are in an intermediate composition.
Curious and interesting specimen.
It's glued to the plastic bottom.
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xls size:mm. 18 overall size of mineral specimen: specimen weight gr. :480
price : Euro 128 ~US$ 179 (plus shipping cost)
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#GM21034 - Spangolite and brochantite - Mex-Tex mine - Bingham - Hansonburg Distr. - Socorro Co. - New Mexico - USA
Several aggregates of blues colored crystals of spangolite are seede among the green tuftes of brochantite.
Some traces of quartzes are visible too.
xls size:mm. 4 overall size of mineral specimen: specimen weight gr. :230
price : Euro 125 ~US$ 175 (plus shipping cost)
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#GM19011 - Spessartine garnet - Tongbei - Yunxiao Co. - ZhangZhou - Fujian - China
The surface of this excellent cluster is completely dressed by brilliant and dark red colored crystals of spessartine garnet.
The faces of the crystals are absolutely natural mirror polished and reflect the light.
An high quality specimen that becomes from an old collection and is very aesthetic !
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xls size:mm. 6 overall size of mineral specimen: specimen weight gr. :600
price : Euro 224 ~US$ 313 (plus shipping cost)
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#GM22010 - Spessartine, orthoclase and smoky quartz - Wushan Spessartine mine - Tongbei - Fujian prov. - China
A big cluster of orthoclase with whitish crystals till 13 mm. of size.
Here and there some grey colored crystals of smoky quartz are stunning.
The main has 25 mm of lenght.
Several little, orange colored and brilliant crystals of spessartine are spread all over.
Strong contrast of colors for a good quality specimen.
xls size:mm. 7 overall size of mineral specimen: specimen weight gr. :260
price : Euro 55 ~US$ 77 (plus shipping cost)
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#GM20083 - Spinel - Luc Yen - Yen Bai Prov. - Vietnam
Big dark violet colored crystals of spinel are in good evidence over the whitish matrix.
The specimen was etched to eliminate the calcite that covered the crystals.
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xls size:mm. 36 overall size of mineral specimen: specimen weight gr. :350
price : Euro 57 ~US$ 79 (plus shipping cost)
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#GM24060 - Spinel - Pamir - Tajikistan
Some large black spinels are stunning on the surface of this specimen: one is perfectly formed and intact, the others are not.
The original tag lists the provenance as CIS (Commonwealth of Independent States), an organization created in the 1990s following the dissolution of the USSR: given that the Pamir extends into Tajikistan, Afghanistan, Kyrgyzstan and China, on Mindat the spinels are only mentioned from the first Nation.
Former mineralogical collection of Sandro Maggia: no. S-70.
xls size:mm. 22 overall size of mineral specimen: specimen weight gr. :65
price : Euro 94 ~US$ 131 (plus shipping cost)
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#GM18001 - Stannite, quartz, arsenopyrite and muscovite - Yaogangxian Mine - Yaogangxian W-Sn ore field - Yizhang Co. - Chenzhou Pref. - Hunan Prov. - China
A nice tip of a hyalin quartz is rounded by:
- grey-goldish metallic crystals of stannite
- grey, striked, opaque crystals of arsenopyrite
- yellow blades of muscovite.
It's a little collection of minerals.
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xls size:mm. 5 overall size of mineral specimen: specimen weight gr. :165
price : Euro 84 ~US$ 117 (plus shipping cost)
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#GM24003 - Staurolite - Semiostrov'e - Keivy Mountains - Lovozersky Distr. - Murmansk Oblast - Russia
Some dark brown crystals of staurolite stand out against the light matrix.
Two of them are overlapping in the typical 'cross' formation of this species.
xls size:mm. 27 overall size of mineral specimen: specimen weight gr. :80
price : Euro 58 ~US$ 81 (plus shipping cost)
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#GM21039 - Strengite on goethite - Leveäniemi mine - Svappavaara - Kiruna - Norrbotten County - Sweden
Excellent cluster that has several little, lillac colored spheres of strengite.
They are sedded over a carpet of dark brown colored gothite.
Some of them are broken to show the typical spoking.
xls size:mm. 5 overall size of mineral specimen: specimen weight gr. :430
price : Euro 380 ~US$ 532 (plus shipping cost)
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#GM20002 - Strontianite - Machów mine - Tarnobrzeg City Co. - Subcarpathian Voivodeship - Poland
The surface of this specimen is partially covered by spheriacl aggregates of little orange colored crystals of strontianite.
With the U.V. long waves they become a nice yellow color.
From the ex S.Maggia Collection.
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xls size:mm. 3 overall size of mineral specimen: specimen weight gr. :80
price : Euro 54 ~US$ 75 (plus shipping cost)
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#GM23066 - Sturmanite - N'Chwaning Mines - KMF - Northern Cape Prov. - South Africa
Over this sample, several areas are visible: they are completely covered by small shiny sturmanite crystals with a dark yellow-green color.
Sturmanite is an uncommon sulphate, that in the world was find only in some localities of the South Africa and in one of the Russia.
Pictures and video are a little overlightened to show the details: the real colors are darker.
xls size:mm. 2 overall size of mineral specimen: specimen weight gr. :600
price : Euro 85 ~US$ 118 (plus shipping cost)
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#GM23048 - Sulphur - La Grasta mine - Caltanissetta - Sicily - Italy
The surface of this specimen is almost covered by several brilliant crystals of 'talamone' sulphur.
Some withish anhedral crystals of aragonites are seeded somewhere: at the UV long wave light these become pink shocking colored !
xls size:mm. 12 overall size of mineral specimen: specimen weight gr. :180
price : Euro 73 ~US$ 102 (plus shipping cost)
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#GM23047 - Sulphur over aragonite - Cozzo Disi mine - Casteltermini - Agrigento prov.. - Sicily - Italy
Over a leaf of colorless aragonite there is a big shapeless crystal of 'talamone'sulphur.
It's crowned by brilliant, yellow colored crystals of sulphur.
At the UV long wave light the aragonite becomes pink shocking colored !
It's glued to the plastic base.
xls size:mm. 14 overall size of mineral specimen: specimen weight gr. :145
price : Euro 85 ~US$ 118 (plus shipping cost)
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#GM23046 - Sulphur with bitumen - Cozzo Disi mine - Casteltermini - Agrigento prov.. - Sicily - Italy
A floater that is completely made up by big crystals of sulphur.
They have partial inclusions of bitumen.
A classic sample from this famous Sicilian mine, nowadays increasingly rare to find on the market.
xls size:mm. 50 overall size of mineral specimen: specimen weight gr. :330
price : Euro 185 ~US$ 259 (plus shipping cost)
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#GM18007 - Tetrahedrite over pyrite- Casapalca Mine - Casapalca - Huarochiri Prov. - Lima Deptm. - Peru
This specimen is made by bulky pyrite that is partially crystallized on a face.
Its surface is covered by big, dark and partially brilliant crystals of Tetrahedrite, whose shape is used to get the name at this specie.
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xls size:mm. 32 overall size of mineral specimen: specimen weight gr. :420
price : Euro 48 ~US$ 67 (plus shipping cost)
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#GM24038 - Thomsonite - Deshgaon – Burhanpur – Madhya Pradesh – India
From the recent find in India, a nice sample where there are dark orange spheres of thomsonite surrounded by very fine and colorless needles of natrolite.
Some translucent calcite crystals are visible in a corner.
It's glued to the plastic base.
Very showy !
xls size:mm. 9 overall size of mineral specimen: specimen weight gr. :110
price : Euro 110 ~US$ 154 (plus shipping cost)
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#GM24079 - Thomsonite and mesolite - Deshgaon – Burhanpur – Madhya Pradesh - India
Very nice specimen of thomsonite and mesolite from a recent find in India.
Big and dark orange coloured hemispheres of thomsonite are stunning over it.
They are covered by radial, delicate and white colored sprays of mesolite.
It displays a strong contrast of colors.
It's glued to the plastic base.
Very showy !
xls size:mm. 7 overall size of mineral specimen: specimen weight gr. :85
price : Euro 49 ~US$ 68 (plus shipping cost)
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#GM24067 - Tinaksite - Malyi Murun Massif - Irkutsk Oblast - Siberia - Russia
Brown sheaves of long tinaksite crystals are prominently displayed on the surface of this specimen.
Formerly Sandro Maggia's mineralogical collection: no. T-51.
xls size:mm. 13 overall size of mineral specimen: specimen weight gr. :36
price : Euro 67 ~US$ 93 (plus shipping cost)
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#GM19020 - Titanite - Tormiq valley - Haramosh Mts. - Skardu Distr. - Baltistan - Gilgit-Baltistan - Pakistan
Several transparent, brilliant and brown coloured crystals of titanite are spread all over the white surface of this specimen for a strong contrast.
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xls size:mm. 9 overall size of mineral specimen: specimen weight gr. :105
price : Euro 50 ~US$ 70 (plus shipping cost)
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#GM24019 - Tokkoite – Sakha – Aldan Plateau – Murun Massif – Russia
This sample is completely made up of long, fibrous, brownish colored crystal of tokkoite.
The purple areas are made up by charoite.
xls size:mm. 20 overall size of mineral specimen: specimen weight gr. :90
price : Euro 48 ~US$ 67 (plus shipping cost)
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#GM21018 - Topaz - Topaz Mountain - Thomas Range - Juab Co. - Utah - USA
Two beautiful transparent crystals of topaz are stunning over the matrix of this specimen.
Some other topazes are present, but they are partially covered by a patina.
Ex Sandro Maggia collection with the original label.
xls size:mm. 20 overall size of mineral specimen: specimen weight gr. :125
price : Euro 90 ~US$ 125 (plus shipping cost)
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#GM19065 - Traversellite (var. of diopside) - Traversella mine - Traversella - Chiusella valley - Canavese distr. - Torino prov. - Piedmont - Italy
Several aggregates of crystals of this interesting variety of diopside cover both the surfaces of this specimen.
Typical from this famous alpine italian mine.
The traversellite is a variety of diopside.
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xls size:mm. 10 overall size of mineral specimen: specimen weight gr. :47
price : Euro 41 ~US$ 57 (plus shipping cost)
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#GM24028 - Troilite - Poggio San Vittore asbestos mine - Balangero - Corio area - Lanzo Massif - Lanzo Valley - Sesia-Lanzo zone - Torino prov. - Piedmont - Italy
Bronze crusts of troilite are visible over the serpentine matrix.
Known terrestial occurrences of troilite are not common, but this species was found in a great number of meteorites.
Its 'Type locality' is an italian meteorite impact site.
xls size:-- overall size of mineral specimen: specimen weight gr. :90
price : Euro 45 ~US$ 62 (plus shipping cost)
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#GM24035 - Trona and halite - Wadi Natrun Depression - Western Desert - Egypt
White halite crystals, often hopper-like, (till 20 mm.) are clearly scattered on the matrix that is made up of light orange tabular trona crystals.
These are grouped in almost spherical aggregates.
It's glued to the plastic bottom.
Very aesthetic!
xls size:mm. 8 overall size of mineral specimen: specimen weight gr. :115
price : Euro 110 ~US$ 154 (plus shipping cost)
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#GM24011 - Vanadinite - Mibladen – Ait Oufella Caid – Midelt – Draa-Tafilalet Region - Morocco
Four gorgeous thumbnails of vanadinte from a classic locality in Morocco.
The biggest is 32 mm. of width, the smallest 17 mm.
All crystals are shiny and perfect.
In the biggest specimen their color is dark red-brownish.
The other specimens have a bright red color and the crystals are almost gemmy.
In the pictures they are absolutely dry, not wet.
They are glued to hte plastic bottom.
Some little jewels !
xls size:-- overall size of mineral specimen: specimen weight gr. :60
price : Euro 115 ~US$ 161 (plus shipping cost)
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#GM24052 - Vanadinite - Mibladen mine - Midelt - Khénifra prov. - Meknès-Tafilalet reg. - Morocco
Gorgeous cluster that is covered by very big, brilliant,dark red colored and perfect crystals of vanadinite.
No damages.
From a recent find in the classic locality of Mibladen in Morocco.
xls size:mm. 19 overall size of mineral specimen: specimen weight gr. :610
price : Euro 750 ~US$ 1050 (plus shipping cost)
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#GM20060 - Vauxite - Siglo XX mine - Llallagua - Rafael Bustillo prov. - Potosí deptm - Bolivia
The surface of this specimen is covered by pale azur colored crystals of vauxite.
Some of them are colorless and transparent.
From the ex collection of S.Maggia, with the original label.
TYPE LOCALITY.
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xls size:mm. 2 overall size of mineral specimen: specimen weight gr. :110
price : Euro 45 ~US$ 62 (plus shipping cost)
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#GM19049 - Vesuvianite - Bellecombe - Aosta Valley - Italy
Several small and brilliant crystals of vesuvianite are seeded over the surface of this specimen.
The green color is due because they are rich in chromium.
From a found of almost 30 years ago.
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xls size:mm. 37 overall size of mineral specimen: specimen weight gr. :140
price : Euro 100 ~US$ 140 (plus shipping cost)
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#GM19098 - Vesuvianite - Somma-Vesuvius Complex - Naples Province - Campania - Italy
A big, well-formed, brilliant and dark brown colored crystal of vesuvianite is visible in the vug of this specimen.
The back is layed to the matrix.
It was found almost 30 years ago.
TYPE LOCALITY.
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xls size:mm. 20 overall size of mineral specimen: specimen weight gr. :220
price : Euro 140 ~US$ 196 (plus shipping cost)
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#GM24087 - Vivianite - Cabeça de Cachorro claim - Sao Gabriel de Cahoeira - Amazonas - Brazil
From a recent find in Amazonas, a sample of remarkable quality.
Long and shiny crystals of petroleum blue-green vivianite are stunning on the brown matrix.
The matrix is consolidated to prevent it from continuing to produce dust.
It's glued to the plastic bottom.
Very showy !
xls size:mm. 40 overall size of mineral specimen: specimen weight gr. :110
price : Euro 65 ~US$ 91 (plus shipping cost)
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#GM24050 - Vivianite - Cabeça de Cachorro claim - Sao Gabriel de Cahoeira - Amazonas - Brazil
From a recent find in Amazonas, a sample of remarkable quality.
Long and shiny crystals of vivianite with a very dark blue-green petrolium color are arranged over the surface of this sample.
The matrix is consolidated to prevent it from continuing to produce dust.
It's glued to the plastic base.
Very showy !
xls size:mm. 38 overall size of mineral specimen: specimen weight gr. :195
price : Euro 69 ~US$ 96 (plus shipping cost)
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#GM24049 - Vivianite - Cabeça de Cachorro claim - Sao Gabriel de Cahoeira - Amazonas - Brazil
From a recent find in Amazonas, a specimen of remarkable quality.
A long and shiny crystal of petroleum blue-green vivianite.
The matrix is consolidated to prevent it from continuing to produce dust.
Very nice !
xls size:mm. 165 overall size of mineral specimen: specimen weight gr. :125
price : Euro 65 ~US$ 91 (plus shipping cost)
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#GM19053 - Voltaite and pickeringite - La Fossa Crater - Faraglione Nico - Porto Levante -Vulcano Island - Eolie Islands - Messina Prov. - Sicily - Italy
The surface of this specimen is covered by black and brilliant cristals of Voltaite, that is an uncommon sulphate of K + Fe + Al.
Some white areas of pickeringite are visible and gives an evident contrast.
The item is glued to the plastic bottom.
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xls size:mm. 2 overall size of mineral specimen: specimen weight gr. :93
price : Euro 116 ~US$ 162 (plus shipping cost)
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#GM22065 - Vorobyevite –Diba-Darra - Deo Darrah - Kuran Wa Munjan Distr. - Badakshan – Afghanistan
Numerous azur crystals of vorobyevite are seeded over the surface of this big crystal of quartz.
It's a variety of beryl, an alkali-beryl
xls size:mm. 3 overall size of mineral specimen: specimen weight gr. :200
price : Euro 160 ~US$ 224 (plus shipping cost)
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#GM15167 - Wavellite over quartz - Siglo XX mine - Llallagua - Rafael Bustillo prov. - Potosí deptm - Bolivia
Classic specimen of wavellite from this bolivian mine: the botryoidal creamy coloured crystals of wavellite are grown over the long hyalin quartzes.
It's typical from this location.
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xls size:mm. 3 overall size of mineral specimen: specimen weight gr. :100
price : Euro 60 ~US$ 84 (plus shipping cost)
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#GM24013 - Zunyite - Qalat-e Bala Salt Dome - Bandar-Abbas Co. - Hormozgan - Iran
A large zunyite crystal with a tetrahedral shape is clearly visible on the matrix.
It's surrounded by many small, metallic gray and shiny hematite crystals.
xls size:mm. 8 overall size of mineral specimen: specimen weight gr. :85
price : Euro 95 ~US$ 133 (plus shipping cost)
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