Collection mineral

Small native copper, shiny and beautifully coloured.
This specimen comes from Michigan, region of the USA.
It measures 3.9 x 3.4 x 1.2 cm.
The weight of this mineral is 42 grams.
Measurements excluding base

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Collection mineral

Nodule ofobsidian called "Apache tear", transparent if lit, on its obsidian perlite gangue.
This sample comes from Arizona in the United States.
It measures 5.2 cm long, 4.3 cm high and 3.6 cm at its thickest.
Its weight is 81 grams.

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Collection mineral

Native copper of aerial form contrasted by green remains of the gangue.
It comes from Michigan in the United States.
This sample measures 7.4 cm wide by 5.5 cm high and 1.9 cm thick.
This copper weighs 83 grams.
(Measurements excluding base)

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Collection mineral

Raw sample with bright colors oforpiment yellow and red realgar.
This piece comes from the Getchell mine, Adam Peak, Nevada, United States.
It measures 8.1 cm long by 7.7 cm wide and 4.8 cm at its thickest.
Its weight is 378 grams.

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Collection mineral

Piece from a classic deposit of American mineralogy, the Sweetwater mine in Missouri to the United States.
It highlights prismatic crystals of calcite on a gangue carrying chalcopyrite iridescent.
This specimen measures 11.1 cm long by 9.4 cm wide and 4.5 cm at its thickest.
It weighs 354 grams.

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Collection mineral

Raw sample with bright colors oforpiment yellow and realgar red.
This piece comes from the Getchell mine, Adam Peak, Nevada, United States.
It measures 8.5 cm long by 5 cm wide and 2.7 cm at its thickest.
Its weight is 188 grams.

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Collection mineral

Interesting piece associating crystals of calcite, of the dolomite dew and fine crystals of quartz.
This piece comes from the Sainte-Clotilde-de-Châteauguay quarry, Montérégie, Quebec, Canada.
It measures 6.4 cm long by 4.8 cm high and 3.3 cm thick.
Its weight is 50 grams.

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Collection mineral

Raw sample with bright colors oforpiment yellow and realgar red.

This piece comes from the Getchell mine, Adam Peak, Nevada, United States.

It measures 8 cm long by 5.4 cm wide and 3.3 cm at its thickest.

Its weight is 142 grams.

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Collection mineral

Fluorite yellow at heart and purple on the surface, covered by calcite in dog teeth.

This piece comes from the Minerva mine n°1, Cave in rock district, Hardin county, Illinois, USA.

It measures 8.6 cm long by 5.5 cm wide and 5.1 cm at its thickest.

Its weight is 307 grams.

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Collection mineral

Piece presenting on matrix a rich carpet of fibrous crystals of millerite densely compacted golden-green.
It comes from the open-pit Thompson Mine, Manitoba., Canada.
This sample measures 3 cm long by 2.7 cm wide and 2.4 cm at its thickest.
Its weight is 36 grams.
(Measurements excluding base)

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Collection mineral

Piece presenting crystals ofénargite metallic and black in appearance.
It comes from Leonard mine, Butte mining district, Silver Bow County, Montana, United States.
This sample measures 3.7 cm long by 3 cm wide and 2 cm at its thickest.
Its weight is 32 grams.

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Collection mineral

Interesting piece, associating on a gangue of albite of the prehnite white cubic, crystals of diopside green and garnets hessonite.
It comes from the Jeffrey Mine, Asbestos, Quebec, in the Canada.
Specimen measuring 4.1 cm long by 2.9 cm wide and 2.4 cm at its thickest.
Its weight is 37 grams.
(Measurements excluding bases)
This piece is not in perfect condition.

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Collection mineral

Old piece featuring a cube of galena resting in a crystallization of dolomite beige. A second cleaved galena crystal is located at the bottom of the sample.
It comes from the lead deposits of Joplin in Missouri, United States.
This mineral measures 7 cm wide by 4.7 cm high and 1.9 cm thick.
Its weight is 74 grams.

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Collection mineral

Piece presenting on a slightly bluish pyrophyllite gangue a crystal of rutile with a good shine.
It comes from the Graves Mountain deposit, Lincoln Co., Georgia, United States.
This sample weighs 320 grams.
It measures 7.6 cm long by 6.2 cm wide and 5.8 cm high. The rutile measures 1.5 cm at its widest.

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Collection mineral

Brown calcite with a formation resembling stalactites, from a rarely offered American deposit for the species.
It comes from a discovery by Bud Ehrle in the 1970s, in Alzada, Carter County, Montana, USA.
This piece, featuring shell nacre remains, measures 9.1 cm long by 4.8 cm wide and 2.1 cm at its thickest.
Its weight is 129 grams.

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Collection mineral

Beautiful piece ofCalifornian axinite, crystallized on both sides, with associated crystals ofalbite transparent and green fibers ofactinolite.
This sample with a good presentation comes from New Melones Dam, Calaveras Co., California, United States.
Weighing 91 grams, it measures 8 cm high by 4.7 cm wide and 3.6 cm deep.

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