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Chalcocite 7.61 ct.



150,00 €

1 left in stock

Chalcocite  7.61 ct.

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is a copper sulfide with formula Cu2S and hardness of 2.5-3 . Opaque to dark grey with metallic luster.During time the luster may become dull,but can be easily clean out.

It comes from Evergreen,Jefferson County,Colorado,USA.

Size: 13.2x8.5x6.2 mm.

Weight: 7.61 ct.


Origin Colorado

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