Collector's mineral

Imposing crystal ofamethyst light mauve colour on matrix with slightly skeletal growth and reconsolidated fracture marks.
It comes from Mexico, from the Las Vigas area, State of Veracruz.
This piece measures 9.5 cm long by 8 cm wide and 5.8 cm at its thickest.
It weighs 313 grams.

Collector's mineral

Aesthetic small group of crystals of vanadinite bright, with a deep colour.
This piece comes from Mibladen, located in the Midelt region, Drâa-Tafilalet, Morocco.
This sample measures 3.4 x 2.9 x 2.7 cm.
The weight of this mineral is 36 grams.
(Measurements excluding base)

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Collection mineral

Sample ofemplectite taken in quartz.
This piece was discovered in the Faymont mine, in the Val d'Ajol region, Vosges, in France.
Its dimensions are 3.1 x 2.5 x 1.2 cm.
The weight of this sample is 15 grams.

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Collector's mineral

Milky adularia crystals with a slight shiny reflection and the discreet presence of chlorite.
This specimen comes from a sought-after locality: Binntal, Valais, Switzerland.
It measures 5.9 x 5.6 x 3 cm.
The weight of this specimen is 96 grams.
(Measurements excluding base)

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Collection mineral

Pretty raw tanzanite most certainly unheated. On the expected trichroism, only the blue and yellow colors on the thickness are clearly visible.
This mineral was discovered at Merelani Hills, in the Umba Valley, Lelatema Mountains, in Tanzania.
Its dimensions are 2.2 x 1.8 x 0.9 cm.
The weight of this sample is 4.9 grams.

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Collection mineral

Polished slice of Schalenblende, a mix of galena, wurtzite, sphalerite, and marcasite.
This piece comes from the Pomorzany mine, located in the Olkusz region, Poland.
Its dimensions are 17 x 7.1 x 0.7 cm.
The weight of this mineral is 430 grams.

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Collection mineral

Interesting piece combining a topaz, crystals of muscovite, on a matrix of cleavelandite.
Piece from the Shigar region in Pakistan.
Its dimensions are 5 x 4.6 x 3.3 cm.
The weight of this specimen is 71 grams.

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Collection mineral

Group of terminated dark green epidote crystals on a massive epidote matrix.
It was collected at Pampa Blanca, located in the Ica region of Peru.
Size: 5.8 x 4.5 x 2.6 cm (maximum width).
The weight of this specimen is 80 grams.

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Collection mineral

Specimen featuring crystals of diopside, with the largest measuring over 3 cm, embedded in quartz.
This mineral was discovered in the Badakhshan region of Afghanistan.
Its dimensions are 7.3 x 6.3 x 4.5 cm.
The weight of this specimen is 237 grams.

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Collection mineral

Adamite yellow green on a limonite gangue, with crystallization zones around the edge of the piece.
This specimen was discovered in the Ojuela mine, in the Mapimi region, Durango, in Mexico.
It measures 6.6 x 5.6 x 4.3 cm.
The weight of this sample is 149 grams.

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Collection mineral

Nodule of lithophyse cut in half and polished, offering a beautiful red and green pattern.
This sample comes from the Esterel Massif, located in the Var region of France.
One of the half nodules measures 5 x 4.7 x 2.1 cm.
The weight of the complete nodule is 135 grams.

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Collection mineral

Nodule ofazurite dark blue, crystallized 360°, with small crystals of cuprite pseudomorphosed into malachite.
It was collected in the Chessy mine located in the Villefranche-sur-Saône region, France.
Its dimensions are 4.4 x 3.7 x 3.6 cm.
The weight of this sample is 75 grams.

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Collection mineral

Finished gem topaz crystal with a slight bluish colour.
It was harvested on the Jos plateau, located in the Plateau State of Nigeria.
Its dimensions are: 2.6 x 1.7 x 1.4 cm (maximum width).
The weight of this specimen is 13 grams.
(Measurements excluding base)

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Collection mineral

Octahedral crystals of gersdorffite on raw gersdorffite, with minor presence of green annabergite.
This specimen was discovered in Bou Azzer, in the Ouarzazate region of Morocco.
This sample displays dimensions of 4.6 x 2.9 x 2.1 cm.
The weight of this piece is 48 grams.
(Measurements excluding base)

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Collector's mineral

Raw sample of tantalite with slight almandine red reflections.
This piece comes from the state of Minas Gerais in Brazil.
Its dimensions are 3.8 x 2.9 x 1.6 cm.
The weight of this mineral is 43 grams.

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Gypsum crystals in twin formation spearhead from the old Parisian quarries.
It measures 12 x 6.4 x 4.1 cm.
The weight of this piece is 97 grams.

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Collection mineral

Malachite bright, with vivid colour fibre crystallisation on one side and a darker appearance on the other side.
This piece comes from Mindigi, in the Haut Katanga region of Congo.
It measures 6.4 cm high by 3.7 cm wide and 2.5 cm thick.
Its weight is 54 grams.
(Measurements excluding base)

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Collection mineral

Hyalite opal completely covering a gangue of andesite.
This piece is reactive to UV, yellow under long UV and green under short UV.
It comes from the Kopasz Hill quarry, a site located in Tarcal, Hungary.
Its size is 9.1 x 5.6 x 3 cm.
The weight of this sample is 141 grams.

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Collection mineral

Sample of green actinolite rich in long shiny crystals embedded in talc.
Piece comes fromAfghanistan.
Its dimensions are 10.1 x 5.6 x 4.4 cm.
The weight of this specimen is 201 grams.

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Collector's mineral

Rare crystals ofheulandite with inclusions of green celadonite on matrix.
This mineral comes from the Sakur quarry located in the Nashik region, Maharashtra, India.
It measures 6.3 x 5.8 x 3 cm.
The weight of this sample is 111 grams.
(Measurements excluding base)

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Collection mineral

Interesting specimen of polytionite (mica group) bearing some black crystals ofaegirine.
This sample comes from the Mont Saint-Hilaire, located in the Quebec region of Canada.
It measures 3.3 x 2.8 x 2 cm.
The weight of this specimen is 12.6 grams.

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Collection mineral

Association of octahedral crystals of spinel black and crystals of forsterite.
This piece comes from the Parker mine located in Notre-Dame-du-Laus, Quebec, Canada.
It measures 2.5 x 2.2 x 1.4 cm.
The weight of this sample is 8 grams.

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Collector's mineral

Sample of cuprite raw cut and polished from the former collection of a BRGM geologist.
It was collected in Mashamba, located in the Katanga region of Congo.
This piece has dimensions of 3.5 x 2.5 x 2.5 cm.
The weight of this specimen is 56 grams.

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Collector's mineral

Geode piece featuring cubic crystals of galena on a bed of dolomite beige, lightly dusted with chalcopyrite.
This mineral comes from the Joplin mine, located in the Missouri region of the United States.
This piece has dimensions of 5.6 x 5.5 x 2.7 cm.
The weight of this sample is 123 grams.
(Measurements excluding base)

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Collection mineral

Beautiful piece of lepidolite bearing crystals of bluish topaz whose main one measures 2.4 cm.
This mineral comes from Virgem da Lapa, located in the region of Minas Gerais in Brazil.
This sample displays dimensions of 9.7 x 7.8 x 3.9 cm.
The weight of this specimen is 214 grams.

Showcase mineral

Old Namibian sample, with a carpet of malachite covered by crystals of cerussite white.
This specimen comes from the Tsumeb Mine, located in the Oshikoto region in Namibia.
This sample has dimensions of 4.8 x 4.4 x 2.2 cm.
The weight of this mineral is 63 grams.
(Measurements excluding base)

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Showcase mineral

Sample of cobalt-bearing smithsonite with small shiny crystals.
This mineral comes from the Tsumeb Mine, located in the Oshikoto region in Namibia.
Its dimensions are 5.8 x 4.8 x 4.5 cm.
The weight of this specimen is 114 grams.
(Measurements excluding base)

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Collection mineral

Crystal of baryte honey-coloured, transparent.
This sample comes from Four-la-Brouque, located in the region of Saint-Babel, Auvergne, in France.
This piece has dimensions of 6.5 x 2 x 1.6 cm.
The weight of this mineral is 70 grams.

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Collection mineral

Beautiful old piece on a gangue of bournonite crystals of sphalerite honey-coloured and transparent.
This piece originates from the La Mure mine, located in the Isère region of France.
This sample measures 6.9 x 3.8 x 3.9 cm.
The weight of this specimen is 176 grams.

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Collection mineral

Old sample of pyrrhotite associated with quartz and a bit of pyrite at the back.
This sample comes from Trepča, located in the Mitrovica region of Kosovo.
Its dimensions are 8.4 x 6.3 x 4 cm.
The weight of this piece is 311 grams.

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