Topaz - Shigar Valley - Gilgit-Baltistan - Pakistan
(#GM25052)
Perfect, colorless and super transparent topaz crystal.
It is supported by some muscovite flakes with traces of cleavelandite.
A real little gem!
Specimen weight:35 gr.
Crystal size:mm. 20 x 31
 Overall size:43mm x 24 mm x 32 mm
Our Price:
€62,00
 Owner : GMineral (Voghera - Italy) View all dealer's minerals
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Amazonite (var. of microcline) - Crystal Peak - Colorado - USA
(#GM25051)
A complex crystal floater of amazonite, with a beautiful deep aqua green color.
From a classic world location for these beautiful crystals.
Amazonite is a variety of microcline.
Specimen weight:54 gr.
Crystal size:--
Overall size:43mm x 27 mm x 21 mm
Our Price:
€55,00
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Spessartite and smoky quartz - Wushan Spessartine mine - Tongbei - Yunxiao Co. - Zhangzhou - Fujian - China
(#GM25050)
The frontal area of this specimen is dotted with shiny and semi-transparent spessartite crystals that partly climb the walls of the smoky quartz.
The quartz measures 30 mm. in height.
Very aesthetic!
Specimen weight:80 gr.
Crystal size:S. mm. 5 Q. mm. 30
Overall size:46mm x 51 mm x 56 mm
Our Price:
€37,00
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Aragonite - Molina de Aragon - Guadalajara - Castile-La-Mancha - Spain
(#GM25049)
Beautiful curly formed by aragonite crystals that shoot out in all directions.
Some of them are even twinned.
Specimen weight:45 gr.
Crystal size:mm. 30
Overall size:55mm x 48 mm x 36 mm
Our Price:
€34,00
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Kunzite (var. of spodumene) - Dara-e-Pech pegmatite field - Dara-e-Pech Distr. - Kunar - Afghanistan
(#GM25048)
A floater of pale pink col,ored crystal of kuinzite, a variety of spodumene.
It's typical from this Afghan locality.
Specimen weight:66 gr.
Crystal size:--
Overall size:66mm x 33 mm x 23 mm
Our Price:
€32,00
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Mordenite - Montresta - Oristano prov. - Sardinia - Italy
(#GM25047)
Several cottony tufts of white mordenite cover almost entirely, but in a chaotic manner, the surface of this Sardinian specimen.
From a find in the last century.
Specimen weight:700 gr.
Crystal size:mm. 8
Overall size:135mm x 97 mm x 65 mm
Our Price:
€45,00
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Adamite - Ojuela mine - Mapimì - Mexico
(#GM25046)
Several adamite aggregates are visible all around the sample.
Under long-wave UV light they take on a shocking lemon yellow color: in reality the yellow is much more intense ...
Specimen weight:90 gr.
Crystal size:mm. 5
Overall size:54mm x 42 mm x 44 mm
Our Price:
€23,00
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Quartz in septaria - Barsac - Die - Drôme - Auvergne-Rhône-Alpes - France
(#GM25045)
Small septaria that is divided into two parts, each of which contains quartz crystals.
Some crystals are very transparent.
The quartz are visible in both parts.
Specimen weight:850 gr.
Crystal size:mm. 8
Overall size:100mm x 95 mm x 52 mm
Our Price:
€34,00
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Fenster quartz - Porretta Terme - Alto Reno Terme - Bolgna Prov, - - Emilia-Romagna - Italy
(#GM25044)
Typical fenster quartz from this famopus italian locality.
It's composed by some crystals that are embraced together.
Specimen weight:55 gr.
Crystal size:--
Overall size:56mm x 33 mm x 33 mm
Our Price:
€32,00
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Fluorite - Caravia - Asturias - Spain
(#GM25043)
Numerous dark purple fluorite cubes are arranged on the surface of the sample, partly intersecting each other.
They contrast nicely with the light matrix.
Specimen weight:250 gr.
Crystal size:mm. 23
Overall size:97mm x 66 mm x 42 mm
Our Price:
€38,00
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Schalenblende (var. of sphalerite) - Cimitière quarry - Seilles - Andenne - Namur - Wallonia - Belgium
(#GM25042)
A double-sided cut slab of schalenblende, a compact or finely grained variety of sphalerite, which may also contain traces of wurtzite, marcasite, pyrite, and galena.
One surface is polished, the other is not ...
Specimen weight:85 gr.
Crystal size:--
Overall size:57mm x 47 mm x 10 mm
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Malachite - L'Etoile du Congo mine - Lumumbashi - Haut Katanga - Zaire
(#GM25041)
Beautiful and shiny dark green zoned malachite plate with lighter stripes.
Only the front is polished, the other faces are natural.
On the back there is ...
Specimen weight:220 gr.
Crystal size:--
Overall size:110mm x 37 mm x 25 mm
Our Price:
€38,00
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Palygorskite over dolomite - Mt.Cornon - Val di Fiemme - Trento Prov. - Trentino - Alto Adige - Italy
(#GM25040)
A palygorskite leaf is detached from the dolomite matrix.
It was held by a layer of mud, a typical situation for finds in this Alpine area ...
Specimen weight:850 gr.
Crystal size:mm. 142 x 70
Overall size:190mm x 100 mm x 65 mm
Our Price:
€42,00
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Baryte - La Union - Murcia - Spain
(#GM25039)
Baryte center of a geode with a whitish/pale grenish color and crystals arranged all around the piece.
Very aesthetic!
Specimen weight:1340 gr.
Crystal size:mm.28
Overall size:127mm x 75 mm x 110 mm
Our Price:
€37,00
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Colemanite - Bigadiç - Balikesir Prov. - Marmara Region - Turkey
(#GM25038)
The surface of this specimen is covered with whitish, translucent crystals of colemanite, an uncommon borate.
Traces of this mineral are also in the underlying part of the specimen.
Specimen weight:700 gr.
Crystal size:mm. 27
Overall size:100mm x 88 mm x 57 mm
Our Price:
€45,00
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Vanadinite - Mibladen mine - Midelt - Khenifra Prov. - Meknès-Tafilalet Region - Morocco
(#GM25037)
A beautiful druse covered with brilliant and perfect crystals of fiery red vanadinite, which are mostly arranged on one side.
The back of the specimen is light brown colored and shows the natural process of ...
Specimen weight:230 gr.
Crystal size:mm. 10
Overall size:80mm x 40 mm x 65 mm
Our Price:
€320,00
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Halite - Swakopmind Constituency - Erongo region - Namibia
(#GM25036)
This druse composed of numerous very large, pale pink colored halite crystals.
They are many parallelepipeds placed side by side not orthogonally, whose composition resembles a 'dovetail' crystallization.
Very aesthetic !!
Specimen weight:600 gr.
Crystal size:mm. 56
Overall size:135mm x 135 mm x 75 mm
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Londonite - Manapa - Betafo Distr. - Vakinankaratra Region – Antananarivo prov. - Madagascar
(#GM25035)
Some large, dark yellow colored crystals of londonite are stunning on the surface of this specimen.
They are surrounded by traces of red rubellite, for a nice color contrast.
Rare and aesthetic !
Specimen weight:355 gr.
Crystal size:mm. 20
Overall size:83mm x 66 mm x 68 mm
Our Price:
€550,00
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Baryte - Miraflores - Huamalles Prov. - Huanuco - Perù
(#GM25034)
Exceptional sample of baryte crystals, large, very transparent and blue-gray in color.
A rosette measuring 56 mm on the main side is delicately positioned in one corner and is composed of numerous distinct crystals ...
Specimen weight:170 gr.
Crystal size:mm . 30
Overall size:83mm x 60 mm x 42 mm
Our Price:
€210,00
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Danburite - Charcas - San Luis Potosì - Mexico
(#GM25033)
A large floater of danburite, very transparent at the tip and slightly pink in color.
It is made up of two twinned crystals, as can be seen from the separation mark ...
Specimen weight:120 gr.
Crystal size:mm. 82
Overall size:82mm x 35 mm x 20 mm
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Spessartine garnet - Wushan Spessartine mine - Tongbei - Yunxiao Co. - Zhangzhou pref. - Fujian prov. - China
(#GM25032)
The surface of this druse is densely covered with large and small spessartine garnets, that have a very dark brown color.
Some are so dark that they look like ...
Specimen weight:550 gr.
Crystal size:mm. 8
Overall size:100mm x 100 mm x 52 mm
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Kyanite and staurolite - Pizzo Forno - Chironico Valley - Faido - Levantina - Ticino - Switzerland
(#GM25031)
A long blue crystal of kyanite stands out among other kyanites and brown crystals of staurolite.
Looking closely you notice something truly curious: it is CURVED and without interruptions or fractures ...
Specimen weight:180 gr.
Crystal size:mm. 26
Overall size:70mm x 33 mm x 82 mm
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Sassolite - Sasso Pisano - Castelnuovo Val di Cecina - Pisa Prov. - Tuscany - Italy
(#GM25030)
Sample entirely composed of massive sassolite, with hints of crystallization in some areas.
TYPE LOCALITY.
Specimen weight:90 gr.
Crystal size:mm. 2
Overall size:70mm x 62 mm x 37 mm
Our Price:
€48,00
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Phlogopite - Emeldzhakskoe phlogopite deposit - Aldan - Aldan Shield - Sakha Republic - Eastern Siberian region - Russia
(#GM25028)
Large and bright elongated hexagonal crystal of phlogopite, that is a phyllosilicate of the mica group.
Both the surface are very brilliant so it's very difficult to photograph the real colour, that is dark brownish grey
Specimen weight:100 gr.
Crystal size:--
Overall size:172mm x 112 mm x 4 mm
Our Price:
€47,00
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Posnjakite - Richtarova - Staré Hory - Slovakia
(#GM25027)
A partly mammillary crust of a light and dark blue color partially covers the surface of this specimen.
It is posnjakite, an uncommon copper sulfate and ...
Specimen weight:85 gr.
Crystal size:--
Overall size:58mm x 47 mm x 37 mm
Our Price:
€45,00
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Humite - San Vito quarry - Somma-Vesuvius Complex - Naples Province - Campania – Italy
(#GM25026)
Signifint sample where there are some dark amber in color and semi-transparent crystals of humite.
Vesuvius is now declared a Park and it is impossible ...
Specimen weight:200 gr.
Crystal size:mm 1,5
Overall size:60mm x 52 mm x 45 mm
Our Price:
€55,00
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Londonite - Manapa - Betafo Distr. - Vakinankaratra Region – Antananarivo prov. - Madagascar
(#GM25025)
A large yellow crystal of londonite is atunning on the surface of this specimen.
It is surrounded by traces of red rubellite, for a nice color contrast.
It's glued to the plastic bottom.
Specimen weight:180 gr.
Crystal size:mm. 22 x 17
Overall size:60mm x 42 mm x 52 mm
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Fedotovite - Yadovitaya fumarole - Main Fracture near Breakthrough - Tolbachik volcano - Kamchatka Oblast' - Far-Eastern Region - Russia
(#GM25024)
The surface of this specimen is seeded by dark green crystals of this very rare sulphate.
Fedotovite was identified only in Nevada, the second locality in all the world ...
Specimen weight:40 gr.
Crystal size:mm. 1
Overall size:35mm x 32 mm x 27 mm
Our Price:
€80,00
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Amazonite (var. of microcline) – Tingir Distr. - Gilgit-Baltistan – Pakistan
(#GM25023)
Large but not well formed green crystal of amazonite, a variety of microcline.
On the crystal there are dark and massive traces of smoky quartz and schorl.
Specimen weight:145 gr.
Crystal size:
Overall size:55mm x 37 mm x 40 mm
Our Price:
€70,00
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Millerite - Ca' dei Ladri (Silla) - Gaggio Montano - Bologna prov. - Emilia-Romagna - Italy
(#GM25022)
20 mm long millerite needle is clearly visible on the surface of this sample.
It emerges from a crystal of hyaline quartz ...
Specimen weight:105 gr.
Crystal size:mm. 20
Overall size:62mm x 30 mm x 50 mm
Our Price:
€75,00
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Corkite on goethite - Serra da Mina mine - Cercal - Santiago do Cacém - Setúbal distr. - Portugal
(#GM25021)
Several yellow-brown minicrystals of corkite are spread over the matrix of black goethite.
The pictures are overligthened to show the details.
Ex Bruno Cerato collection with original label.
Specimen weight:44 gr.
Crystal size:mm. 1
Overall size:65mm x 40 mm x 32 mm
Our Price:
€60,00
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Rhodochrosite and goethite in fossil shell - Kamysh-Burun Trough - Kerchenskoe deposit - Kerchenskyi (Fe) ore basin - Kerch Peninsula - Crimea - Russia
(#GM25020)
A bright pink crust completely covers the geode, which is made up of the inside of a fossil shell, whose shell has transformed into rhodochrosite through pseudomorphosis.
The inside surface is partially covered with a black patina of goethite ...
Specimen weight:25 gr.
Crystal size:--
Overall size:30mm x 18 mm x 34 mm
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Rhodochrosite and goethite in fossil shell - Kamysh-Burun Trough - Kerchenskoe deposit - Kerchenskyi (Fe) ore basin - Kerch Peninsula - Crimea - Russia
(#GM25019)
This specimen consists of a fossil shell that has partially transformed into rhodochrosite through pseudomorphosis.
There are large dark gray areas of goethite.
Specimen weight:76 gr.
Crystal size:--
Overall size:48mm x 42 mm x 47 mm
Our Price:
€70,00
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Santabarbaraite in fossil shell - Kamysh-Burun Trough - Kerchenskoe deposit - Kerchenskyi (Fe) ore basin - Kerch Peninsula - Crimea - Russia
(#GM25018)
In a geode that corresponds to the internal part of a completely dissolved fossil shell, a large tuft of santabarbaraite crystals is clearly visible.
The white little crystals that can be seen here and there are gypsum.
Specimen weight:95 gr.
Crystal size:mm. 23
Overall size:57mm x 57 mm x 38 mm
Our Price:
€90,00
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Vivianite in fossil shell - Kamysh-Burun Trough - Kerchenskoe deposit - Kerchenskyi (Fe) ore basin - Kerch Peninsula - Crimea - Russia
(#GM25017)
Inside a large, almost complete fossil shell, long dark tufts of vivianite crystals are visible.
The specimen is glued to the plastic base.
Specimen weight:70 gr.
Crystal size:mm. 20
Overall size:57mm x 24 mm x 41 mm
Our Price:
€80,00
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Vivianite in fossil shell - Kamysh-Burun Trough - Kerchenskoe deposit - Kerchenskyi (Fe) ore basin - Kerch Peninsula - Crimea - Russia
(#GM25016)
In an aggregate of small fossil shells one of them shows an opening.
You can see the interior, which is filled with bundles of vivianite crystals.
It is glued to the plastic base.
Specimen weight:37 gr.
Crystal size:mm. 8
Overall size:21mm x 31 mm x 38 mm
Our Price:
€55,00
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Metastibnite, calcite, quartz and sphalerite -Herja Mine - Chiuzbaia - Baia Mare - Maramures Co. - Romania
(#GM25015)
The matrix of bulky sphalerite is completely covered by hyalin quartzes; the quartzes are spread by several small crystals of calcite; the calcites are interpenetrate by orange metastibnite ...
Specimen weight:90 gr.
Crystal size:--
Overall size:62mm x 42 mm x 25 mm
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Grossular garnet - Sierra de Cruces - Mun. de Sierra Mojada - Coahuila - Mexico
(#GM25014)
Some big, dark cherry coloured crystals of grossular garnet, with others minor, are stunning over the matrix of this specimen
Specimen weight:100 gr.
Crystal size:mm. 17
Overall size:62mm x 25 mm x 53 mm
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Titanite - Tormiq valley - Haramosh Mts. - Skardu Distr. - Baltistan - Gilgit-Baltistan - Pakistan
(#GM25013)
Several transparent, brilliant and brown coloured crystals of titanite are spread all over the white surface of this specimen for a strong contrast.
Specimen weight:105 gr.
Crystal size:mm. 9
Overall size:78mm x 57 mm x 30 mm
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Stannite, quartz, arsenopyrite and muscovite - Yaogangxian Mine - Yaogangxian W-Sn ore field - Yizhang Co. - Chenzhou Pref. - Hunan Prov. - China
(#GM25012)
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.
Specimen weight:165 gr.
Crystal size:mm. 5
Overall size:57mm x 46 mm x 64 mm
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Babingtonite, prehnite and quartz - Qiaojia Co. - Zhaotong Pref. - Yunnan prov. - China
(#GM25011)
Several perfect terminated, brilliant and black colored crystals of babingtonite are scattering over the matrix of prehnite.
Some hyalin quartzes are visible somewhere.
Specimen weight:103 gr.
Crystal size:mm. 11
Overall size:56mm x 64 mm x 50 mm
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Molybdenite - Copiapò - Chile
(#GM25010)
The specimen is completely covered by aggregates of shiny molybdenite crystals.
They have the classic silvery-grey colour.
Ex Sandro Maggia collection with original label.
Specimen weight:350 gr.
Crystal size:mm. 10
Overall size:75mm x 46 mm x 58 mm
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Cavansite and stilbite - Wagholi quarry - Poona distr. - Maharastra state - India
(#GM25009)
A large aggregate of electric blue cavansite crystals is beautifully displayed on a whitish carpet of stilbite minicrystals.
Very aesthetic!
Specimen weight:108 gr.
Crystal size:mm. 23
Overall size:68mm x 51 mm x 40 mm
Our Price:
€135,00
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Pargasite - Luc Yen - Yen Bai - Vietnam
(#GM25008)
Some green pargasite crystals are clearly visible on the white matrix of saccharoid marble.
On the back you can see a large brown crystal of hydroxylclinohumite, of which a tip can also be seen in front.
The sample was etched ...
Specimen weight:260 gr.
Crystal size:mm. 10
Overall size:100mm x 95 mm x 22 mm
Our Price:
€53,00
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Aluminite - Newhaven - East Sussex - England - United Kingdom
(#GM25007)
Typical loose chalky globular specimen of Aluminite, an uncommon sulfate of aluminium.
It was dug about some years ago.
From a classic worldwide locality for this specie.
Specimen weight:50 gr.
Crystal size:--
Overall size:47mm x 36 mm x 24 mm
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Analcime - Siusi Alp - Sciliar -Castelrotto - Bolzano prov. - Trentino-Alto Adige - Italy
(#GM25006)
A large white crystal of analcime is prominent on the matrix.
A classic specimen from this well-known Alpine location that has given so many specimens to collections around the world.
Specimen weight:80 gr.
Crystal size:mm. 40 x 31
Overall size:60mm x 50 mm x 30 mm
Our Price:
€45,00
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Balangeroite - Poggio San Vittore asbestos mine - Balangero - Lanzo Valleys - Torino prov. - Piedmont - Italy
(#GM25004)
Long fibrous crystals of this rare inosilicates are grown at the top of the matrix, as a shaving brush.
From the TYPE and UNIQUE LOCALITY in the WORLD.
Specimen weight:70 gr.
Crystal size:mm. 50
Overall size:93mm x 18 mm x 47 mm
Our Price:
€52,00
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Fluorite - Xianghualing mine - Chenzou - Hunan prov. - China
(#GM25003)
A large, semi-transparent, octahedral crystal of intense green color is flanked by another smaller one.
The main crystal is 75 mm. of size
They are placed on a white quartzite matrix, for a nice chromatic contrast.
Specimen weight:400 gr.
Crystal size:mm. 75
Overall size:88mm x 80 mm x 58 mm
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Cafarsite - Monte Cervandone - Alpe Devero - Baceno - Verbania-Cusio-Ossola prov. - Piedmont - Italy
(#GM25002)
A large crystal of cafarsite is prominent on the surface of this sample.
It is slightly altered on the surface, typical of cafarsites from this famous Alpine location.
Specimen weight:180 gr.
Crystal size:mm. 13
Overall size:60mm x 45 mm x 34 mm
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Hausmannite - Wessels mine - Hotazel - Kalahari manganese fields - Northern Cape prov. - South Africa
(#GM25001)
A big aggregate of dark crystals of hausmannite is scattering 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.
Specimen weight:310 gr.
Crystal size:mm. 12 x 15
Overall size:56mm x 56 mm x 50 mm
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Celestite - Floristella mine - Enna - Sicily - Italy
(#GM24117)
Druze completely covered with shiny and semitransparent crystals of celestine.
They are placed on a dark yellow sulphur matrix, whose color affects that of the celestites, depending on the viewing angle.
Very stylish !
Specimen weight:230 gr.
Crystal size:mm. 20
Overall size:80mm x 75 mm x 40 mm
Our Price:
€69,00
Owner : GMineral (Voghera - Italy) View all dealer's minerals
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Spessartine and smoky quartz - Wushan Spessartine mine - Tongbei - Fujian prov. - China
(#GM24116)
Several small, bright, orange-red spessartine crystals are visible at the tip of the specimen.
A black, bright smoky quartz crystal is present near them.
A few spessartine crystals have grown on them.
Specimen weight:55 gr.
Crystal size:mm. 3
Overall size:41mm x 32 mm x 38 mm
Our Price:
€47,00
Owner : GMineral (Voghera - Italy) View all dealer's minerals
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Falcondoite - Dobšiná Mining Distr. - Rožnava Co. - Košice Region - Slovakia
(#GM24115)
A dark green crust of falcondoite covers the surface of this specimen.
Falcondoite is an uncommon nickel silicate
It shows a nice aesthetic effect.
Specimen weight:125 gr.
Crystal size:--
Overall size:63mm x 50 mm x 37 mm
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Calchophanite - Ojuela Mine - Mapimí - Mun. de Mapimí - Durango - Mexico
(#GM24114)
The surface of this specimen is completely covered by aggregates that are formed by black crystals of chalchophanite.
Other colorless aggregates with semi-transparent crystals of hemimorphite give a nice chromatic contrast.
Specimen weight:170 gr.
Crystal size:mm. 5
Overall size:70mm x 50 mm x 40 mm
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Plumbogummite - Yangshuo mine - Yangshuo Co. - Guilin pref. - Guangxi Zhuang Autonomous Region - China
(#GM24113)
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.
Specimen weight:391 gr.
Crystal size:mm. 8
Overall size:81mm x 62 mm x 71 mm
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Demantoid grenat (var. of andradite) - Belqeys Mountain - Takab County - West Azerbaijan Prov. - Iran
(#GM24112)
Remarkable druse of well defined demantoid crystals that are clearly visible outside the matrix.
The not completely finished back was of contact.
This kind of demantoid was analyzed ...
Specimen weight:120 gr.
Crystal size:mm. 25
Overall size:58mm x 35 mm x 45 mm
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Ferrierite - Albero Bassi - Santorso - Vicenza prov. - Veneto - Italy
(#GM24111)
Typical ferrierite specimen with spheroidal and felted crystals.
It comes from a classic locality in Veneto for this species.
Incidentally, it would be the 'Type Locality' for heulandite-K
Specimen weight:160 gr.
Crystal size:mm. 5
Overall size:57mm x 63 mm x 47 mm
Our Price:
€55,00
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Fluorescent quartz - La Sassa - Montecatini Val di Cecina - Pisa Prov. - Tuscany - Italy
(#GM24110)
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 ...
Specimen weight:245 gr.
Crystal size:--
Overall size:67mm x 70 mm x 48 mm
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Rösslerite and brassite - Jáchymov - Karlovy Vary Distr. - Czech Republic
(#GM24109)
The silky tabular crystals are rösslerite.
The thick white patina is brassite and also partially covers the rösslerite crystals.
Little color contrast between the two species.
Specimen weight:125 gr.
Crystal size:mm. 3
Overall size:67mm x 60 mm x 33 mm
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Phillipsite - Calvarina Mt. - Roncà - Verona prov. - Veneto - Italy
(#GM24108)
Nice specimen with several pale orange spheres of phillipsite that are spread all over the surface.
Some of them are broken and show a small red heart for a nice contrast of color.
Specimen weight:240 gr.
Crystal size:mm. 2
Overall size:105mm x 85 mm x 38 mm
Our Price:
€42,00
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Epidote - Tormiq valley - Haramosh Mts. - Skardu Distr. - Baltistan - Gilgit-Baltistan - Pakistan
(#GM24107)
A jemmy floater of epidote !
It's an aggregate of transparent crystals of epidote, without matrix.
The crystals are up to 37 mm long, have a beautiful dark green color with yellow reflections and ...
Specimen weight:10 gr.
Crystal size:mm. 37
Overall size:52mm x 19 mm x 7 mm
Our Price:
€115,00
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Euchlorine - Yadovitaya fumarole - Northern Breakthrough of The Great Tolbachik Fissure Eruption - Tolbachik volcano - Kamchatka Oblast' - Far-Eastern Region - Russia
(#GM24106)
The specimen is completely covered by a dark green patina of this rare K-Cu sulphate: with a loupe, it's made up of small crystals.
Very representative sample for this species.
Specimen weight:100 gr.
Crystal size:mm. 1
Overall size:55mm x 38 mm x 25 mm
Our Price:
€155,00
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Anatase - Miage Glacier - Aosta Valley - Italy
(#GM24105)
A handful of black, shiny and with metallic reflections anatase crystals, are scattered across the light surface of the piece.
There are white, partially crystallized areas of alvite.
Classic ...
Specimen weight:160 gr.
Crystal size:mm. 3
Overall size:71mm x 45 mm x 31 mm
Our Price:
€45,00
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Gedrite - Skisshyttan - Smedjebacken - Dalarna Co. - Sweden
(#GM24104)
Dark green tufts of gedrite needles are present all around the specimen.
The gedrite is not a common inosilicate.
Specimen weight:200 gr.
Crystal size:mm. 15
Overall size:80mm x 57 mm x 35 mm
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Galena, sphalerite and quartz - Sovietskii mines - Dal'negorsk -Primorskiy Kray - Far-Eastern Region - Russia
(#GM24103)
A complex aggregate of grey crystals of galena and dark crystals of sphalerite, that are intergrowth together. Some colourless crystals of quarts are visbile at its bottom.
Specimen weight:101 gr.
Crystal size:mm. 25
Overall size:38mm x 35 mm x 53 mm
Our Price:
€47,00
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Analcime - Iscoba Mt - Nulvi - Anglona - Sassari Province - Sardinia - Italy
(#GM24101)
A big crystal of white coloured analcime, plus others minor, is in good evidence over the surface of this specimen.
Specimen weight:124 gr.
Crystal size:mm. 26
Overall size:65mm x 55 mm x 36 mm
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Baryte - Mibladen mining distr. - Midelt Prov. - Drâa-Tafilalet Region - Morocco
(#GM24100)
Excellent druse completely covered by lamellar barite crystals.
The color is rather dark orange, with some black dots here and there, probably made up by goethite.
Very aesthetic !
Specimen weight:535 gr.
Crystal size:mm. 20
Overall size:130mm x 80 mm x 50 mm
Our Price:
€65,00
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Cromite – Mutorashanga - Zvimba Distr. - Mashonaland West - Zimbabwe
(#GM24099)
Numerous black chromite crystals are scattered on the surface of this sample.
From a little-known African location.
Ex collez. S.Maggia nr. C-168 with original label.
Specimen weight:165 gr.
Crystal size:mm. 2
Overall size:51mm x 33 mm x 40 mm
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Fluorite, calcite and pyrite - Sant Cugat del Vallès - El Papiol - Baix Llobregat - Barcelona - Catalonia - Spain
(#GM24097)
Numerous small fluorite crystals are seeded across the surface of this sample.
They have a beautiful bright green color and are semi-transparent.
Some squat, translucent ...
Specimen weight:750 gr.
Crystal size:mm. 4
Overall size:110mm x 100 mm x 58 mm
Our Price:
€70,00
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Greenockite - Gongcheng - Guilin - Guangxhi - China
(#GM24096)
A deep yellow patina of greenochite is visible on the surface of this specimen.
It is composed of very small granules, clearly visible with a lens.
Some little quartzes ...
Specimen weight:70 gr.
Crystal size:mm. 1
Overall size:74mm x 51 mm x 12 mm
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Rhodochrosite - Capitillas mining Distr. - Andalgalà Dept. - Catamarca Prov. - Argentina
(#GM24095)
Excellent slice of rhodochrosite stalactite with deep pink colored bands.
The front side is polished, the back not, it's rough.
Thanks to its structure and color, rhodochrosite is one of the most particular stones in the world ...
Specimen weight:95 gr.
Crystal size:--
Overall size:127mm x 42 mm x 7 mm
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Xonotlite - Grolla quarry - Spagnago - Cornedo Vicentino - Vicenza prov. - Veneto - Italy
(#GM24094)
Sample almost entirely composed of xonotlite.
Several fans made up of long crystals with pink reflections are clearly visible.
Specimen weight:65 gr.
Crystal size:mm. 15
Overall size:68mm x 32 mm x 27 mm
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Cuprite - Mashamba West mine - Kolwezi - Western Area - Shaba - Zaire
(#GM24093)
Several octahedrons of dark red cuprite are spread all over a bit of matrix.
Specimen weight:42 gr.
Crystal size:mm. 9
Overall size:45mm x 24 mm x 12 mm
Our Price:
€55,00
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Crowned muscovite - Iraì - Alto Uruguay Region - Rio Grande do Sul - Brazil
(#GM24092)
Very curious, completely transparent blade of muscovite that is crowned by a purple red colored edge.
It's photographed in different light conditions.
Specimen weight:70 gr.
Crystal size:--
Overall size:140mm x 3 mm x 50 mm
Our Price:
€37,00
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Hematite, helvite and quartz - Jing Long Iron mine- Shang Ping - China
(#GM24091)
The surface of this sample is completely covered with almost black rosettes of hematite, which are made up of many side-by-side lamellae.
Long quartz crystals with a frozen effect ..
Specimen weight:870 gr.
Crystal size:Helv 7 Hem 22 Qua.43 mm.
Overall size:100mm x 80 mm x 85 mm
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Adamite - Ojuela mine - Mapimì - Mexico
(#GM24090)
Numerous large, beautiful yellow and partly semi-transparent adamite crystals are prominently displayed on the reddish-brown surface of this specimen.
The whole forms a beautiful color contrast.
Under long-wave UV light ...
Specimen weight:175 gr.
Crystal size:mm. 12
Overall size:83mm x 43 mm x 60 mm
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Analcime and epidote - Imilchil - Er Rachidia Prov. - Drâa-Tafilalet Region - Morocco
(#GM24089)
On a very dark green carpet of crystals of epidote two big withish spheres of analcime are visible, with another minor.
There is a big contrast between the white analcimes ...
Specimen weight:420 gr.
Crystal size:mm. 12
Overall size:92mm x 70 mm x 63 mm
Our Price:
€45,00
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Bastnäsite-(Ce) - Zagi Mountain - Hameed Abad Kafoor Dheri - Peshawar Distr. - Khyber Pakhtunkhwa Prov. - Pakistan
(#GM24088)
A floater of bastnäsite-(Ce) from a classic locality from Pakistan.
It has the typical brown color, with orange-yellow reflections.
It's brilliant and well defined ...
Specimen weight:7 gr.
Crystal size:--
Overall size:16mm x 12 mm x 12 mm
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Vivianite - Cabeça de Cachorro claim - Sao Gabriel de Cahoeira - Amazonas - Brazil
(#GM24087)
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 ...
Specimen weight:110 gr.
Crystal size:mm. 40
Overall size:82mm x 43 mm x 34 mm
Our Price:
€65,00
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Epidote and calcite - Tormiq Valley - Pakistan
(#GM24086)
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 ...
Specimen weight:760 gr.
Crystal size:mm. 28
Overall size:100mm x 90 mm x 70 mm
Our Price:
€53,00
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Quartz - Cavnic mine - Cavnic - Maramures Co. - Romania
(#GM24085)
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 !
Specimen weight:1400 gr.
Crystal size:--
Overall size:105mm x 90 mm x 135 mm
Our Price:
€55,00
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Fluorite, quartz and brookite - Mount Rosa - Alagna - Vercelli Prov. - Piedmont - Italy
(#GM24084)
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 ...
Specimen weight:785 gr.
Crystal size:mm. 30
Overall size:155mm x 110 mm x 65 mm
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Campylite (var. of mimetite) - Dry Gill mine - Caldbeck - Allerdale - Cumbria - England - United Kingdom
(#GM24083)
Some big dark orange colored crystal of campylite are visible over the central area of the surface of this specimen.
Specimen weight:300 gr.
Crystal size:mm. 8
Overall size:62mm x 50 mm x 47 mm
Our Price:
€65,00
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"Grape" Chalcedony - Manakarra Beach - Mamuju Area - West Sulawesi - indonesia
(#GM24082)
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"
Specimen weight:320 gr.
Crystal size:mm. 4
Overall size:150mm x 72 mm x 46 mm
Our Price:
€83,00
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Multicolored chalcedony - Monterufoli - Pomarance - Pisa prov. - Tuscany - Italy
(#GM24081)
Half of a typical large chalcedony nodule which is hollow inside and variously colored with bluish and ochre shades
Specimen weight:995 gr.
Crystal size:
Overall size:147mm x 97 mm x 75 mm
Our Price:
€55,00
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Bismuth - Tazna mine - Cerro Tazna - Atocha-Quechisla Distr. - Nor Chichas prov. - Potosí Deptm. - Bolivia
(#GM24080)
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 ...
Specimen weight:180 gr.
Crystal size:mm. 52
Overall size:52mm x 30 mm x 15 mm
Our Price:
€135,00
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Thomsonite and mesolite - Deshgaon – Burhanpur – Madhya Pradesh - India
(#GM24079)
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 ...
Specimen weight:85 gr.
Crystal size:mm. 7
Overall size:55mm x 36 mm x 36 mm
Our Price:
€49,00
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Pentagonite - Wagholy quarry - Poona - Maharastra Distr. - India
(#GM24078)
Excellent specimen where an aggregate of blue electric crystals of pentagonite is stunning over the whitish matrix.
It's of 7 mm of size.
Very rare and aesthetic !
Specimen weight:22 gr.
Crystal size:mm. 7
Overall size:42mm x 20 mm x 24 mm
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Amethyst "Flower" quartz - Iraì - Alto Uruguay Region - Rio Grande do Sul - Brazil
(#GM24077)
-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.
Specimen weight:365 gr.
Crystal size:--
Overall size:160mm x 160 mm x 50 mm
Our Price:
€65,00
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Cassiterite and quartz - Viloco mine - Loayza Prov. - La Paz Deptm. - Bolivia
(#GM24076)
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.
Specimen weight:240 gr.
Crystal size:mm. 8
Overall size:65mm x 43 mm x 37 mm
Our Price:
€60,00
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