Collection mineral

Rare calcite shiny, with inclusions of realgar forming a red border in each crystal.
Old piece from the Cavnic mine, Maramures, Romania.
This specimen measures 8 cm long by 6.2 cm wide and 3.3 cm at its thickest.
Its weight is 164 grams.
(Measurements excluding bases)

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Collection mineral

Beautiful dioptase shiny on chrysocolla, partially covered by mottramite.
It comes from Mindouli, Pool department, Republic of Congo.
This piece measures 7.4 cm long by 5.1 cm wide and 4.2 cm thick.
Its weight is 166 grams.

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Collection mineral

Rare and surprising formation ofulexite resembling a flower corolla.

This mineral from the borate family comes from the open-pit Rio Tinto Borax mine, Kramer, California in the United States.

This ulexite measures 11 cm long by 9 cm wide and 3 cm high.

Its weight is 133 grams.

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Collection mineral

Aesthetic native silver with beautiful dendrites on a rock and calcite gangue.

This silver comes from the New Nevada mine, Batopilas, Chihuahua, Mexico.
It measures 3.8 cm long by 2.3 cm wide and 2.2 cm at its thickest.
Its weight is 20 grams.

(Measurements excluding base)

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Collection mineral

Large piece of native silver on a rock and calcite gangue.

Interesting presence of a group of millimetric yellow-green sphalerite crystals at the bottom of the sample.

This silver comes from the New Nevada mine, Batopilas, Chihuahua, Mexico.
It measures 9.6 cm long by 5.9 cm wide and 3.7 cm at its thickest.
Its weight is 188 grams.

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Nice presentation for this halite transparent with well-formed crystals, the largest of which measures 2.4 cm edge.
It comes from Wieliczka, Lesser Poland Voivodeship, Poland.
This piece measures 4.2 cm long, 2.6 cm high and 2.8 cm thick.
Its weight is 32 grams.

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A very aesthetic piece, combining crystals of sphalerite black and shiny with at the top a crystallization of pyrite, as well as quartz and rhodochrosite white.
It comes from Trepča, Trepča valley, Mitrovica, Mitrovica district, Kosovo.
This mineral measures 12.3 cm long by 7.1 cm high and 5.7 cm at its thickest.
Its weight is 683 grams.

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Piece of malachite containing a geode in its center and alternating bright green fibers with areas ofheterogenite black.
It comes from Mindouli, Pool department, Republic of Congo.
Specimen measuring 14.9 cm long by 10.8 cm wide and 8.8 cm at its thickest.
Its weight is 700 grams.

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Fibrous malachite with a shiny rosette crystallization formed by two joint plates.
Nice specimen from Mindouli, Pool department, Republic of Congo.
It measures 12.4 cm long by 12.2 cm wide and 4.3 cm at its thickest.
Its weight is 497 grams.

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Collection mineral

Amazing piece of solid copper covered by crystals of cuprite, contrasted by a strip of malachite.
It comes from Tenke Mine, Tenke-Fungurume region, Lualaba, Republic of Congo.
This sample measures 14.7 cm long by 10.6 cm wide and 4.3 cm thick.
Its weight is 1330 grams.

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Group of terminated crystals ofazurite.
Piece with a pleasant architecture, a bright color and a beautiful shine, everything is there!
This azurite comes from Kerrouchene, Khénifra, Béni Mellal-Khénifra Region, Morocco.
Specimen measuring 3.6 cm long by 1.9 cm thick and 2.8 cm high.
Its weight is 9.1 grams.
(Measurements excluding base)

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Group of adjoining crystals of andradite garnet, with a main crystal 5.7 cm thick!
It comes from the Kayes region in Mali.
This specimen measures 8.4 cm high, 5.9 cm wide and 5 cm thick.
Its weight is 435 grams.
Note the contacts on the piece.

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Crystals of gypsum var. selenite forming a richly crystallized piece, letting the gangue be seen through transparency.
This gypsum comes from the municipality of Tatatila, State of Vera Cruz, Mexico.
It measures 9.8 cm long by 7.2 cm wide and 5.8 cm at its thickest.
Its weight is 308 grams.

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Very nice piece presenting crystals of pyrrhotite undergoing pseudomorphosis into pyrite, covered with a fine crystallization of quartz. They are associated with crystals of quartz, from the rhodochrosite, sphalerite and galena.
This mineral comes from Trepča, Mitrovica, Mitrovica district, Kosovo.
It measures 10.1 cm wide by 6 cm high and 7.1 cm at its thickest.
Its weight is 869 grams.

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Tip of smoky quartz with beautiful transparency, fully re-crystallized on contact areas and the base.
It comes from the ridges of Rochassiers, Mont Blanc massif, Haute-Savoie, France.
This tip measures 10.2 cm long by 6.7 cm wide and 4.5 cm thick.
Its weight is 458 grams.
Inventor Jean-François Astier.

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Nice presentation for this piece covered with fibers of rutile in epitaxy on crystals ofhematite, enhanced by a tip of smoky quartz.
It comes from Novo Horizonte in the state of Bahia in Brazil.
This specimen measures 7.3 cm long by 3.9 cm wide and 3.3 cm thick.
Its weight is 125 grams.
Measurements excluding base.

Collection mineral

Very beautiful group of crystals of stibnite brilliant.
This piece comes from the Herja mine, Chiuzbaia, Baia Mare, Maramures, Romania.
It measures 18.2 cm long by 8.5 cm wide and 3.5 cm thick.
Its weight is 649 grams.

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Piece featuring three main crystals ofemerald contrasted by a shiny biotite matrix.
It comes from the Carnaíba mining district, Pindobaçu, Bahia, in Brazil.
This specimen measures 6.7 cm wide by 9.4 cm high and 5.9 cm at its thickest (the main crystal is 2 cm thick).
Its weight is 303 grams.

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Imposant et esthétique cristal d'héliodore jaune vert, avec la plupart de ses faces définies. Il est surmonté de cristallisations de muscovite et du quartz recouvre sa base.
Cet héliodore provient de la région d'Araçuai, Minas Gerais, Brésil.
Le cristal mesure 10,2 cm de large pour 4 cm d'épaisseur. La pièce au total mesure 11,3 cm de large pour 8,8 cm de haut et 6 cm d'épaisseur.
Son poids est de 699 grammes.

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Mineral collection

Imposing and aesthetic green-yellow heliodor crystal, with most of its faces defined. It is surmounted by muscovite and quartz covers its base.
This heliodor comes from the Araçuai region, Minas Gerais, Brazil.
The piece in total measures 11.3 cm wide by 8.8 cm high and 6 cm thick.
Its weight is 699 grams.

Collection mineral

Beautiful crystals of calcite with honey-colored tips, well finished and with a good shine.
Presence of a little sphalerite.
Aesthetic piece from a classic American, the Elmwood mine, Smith County, Tennessee.
This calcite measures 16 cm long by 6.8 cm wide and 8.7 cm thick.
Its weight is 794 grams.

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Aesthetic gypsum var. selenite on matrix, with a fully transparent crystal, with marked striations and slightly blunted edges.
This piece comes from the famous locality Mexican of Naica, mine located in Saucillo, Chihuahua.
It measures 12 cm long by 6.4 cm wide and 5.7 cm thick.
Its weight is 326 grams.

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Piece of a classic deposit of the American mineralogy, the Sweetwater mine, Ellington, Reynolds County, Missouri, United States.
It combines two crystals of calcite yellow on a carpet of galena crystals measuring up to 1 cm, with chalcopyrite golden and dolomite.
This specimen measures 14.5 cm long by 6.3 cm wide and 6.3 cm high.
It weighs 450 grams.

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Aesthetic piece associating rhombohedral crystals of dolomite, gem crystals ofalbite, all sprinkled with bronze crystals of pyrrhotite (and to confirm a few crystals of cubanite).
Mineral part of the discoveries beginning in the 1960s in the Morro Velho Mine, Nova Lima, Minas Gerais, Brazil.
Weighing 357 grams, it measures 12.6 cm long by 7.2 cm wide and 4.1 cm thick.

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Interesting piece of berthierite with a partially bluish tint, presenting a sheaf of acicular crystals associated with densely packed balls of boulangerite.
It comes from Herja mine, Chiuzbaia, Baia Mare, in Romania.
This sulphide measures 9 cm long by 5.7 cm wide and 3.5 cm thick.
Its weight is 237 grams.

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Very nice presentation for this piece from the Scandinavian Alps, with crystals ofanatases the largest of which measures 1.5 cm, of theadularia, all topped by crystals of quartz clear.
This specimen comes from Hardangervidda West, Odda, Ullensvang, Vestland, Norway.
It measures 4.6 cm high by 2.5 cm wide and 2.2 cm thick.
(Measurements excluding base)

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Cassiterite with well-defined centimetric crystals, black and shiny in appearance, gems and yellows with a light against the crystals.
Piece from an uncommon deposit, the Mount Bischoff mine, Waratah, Waratah district, Waratah-Wynyard municipality, Tasmania, Australia.
It measures 7.5 cm long by 4.7 cm wide and 3.5 cm thick.
Its weight is 139 grams.

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Collection mineral

Good sample of natrolite in bright and transparent needles on basalt.
Zeolite from the quarry of Saint Jean des Ollières, Puy de Dôme, Auvergne-Rhône-Alpes, France.
This piece measures 11.7 cm long by 8.6 cm wide and 3.4 cm thick.
Its weight is 369 grams, note that the back is sawn.

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Association of amethyst and gypsum var. selenite, with crystals of very good size for the deposit.
This piece with a good shine, on porphyry gangue, comes from the municipality of Tatatila, State of Vera Cruz, Mexico.
It measures 8.7 cm long by 5.7 cm wide and 8 cm thick.
Its weight is 298 grams.

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Very beautiful twin crystal of calcite, with a transparent and champagne-colored termination.
Piece with a good shine from a mythical deposit for calcites, the Elmwood mine, Smith County, Tennessee, United States.
This calcite measures 13 cm long by 6.9 cm wide and 5 cm thick.
Its weight is 403 grams.

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Beautiful shiny piece of green fluorite with transparent crystals, richly crystallized on both sides, with some calcite crystals on one side.
It comes from the province of Hunan in China.
This fluorite measures 16.8 cm long by 9.2 cm wide and 3.9 cm thick (8.1 cm at its thickest).
Its weight is 936 grams.

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