Chalcocite
Sulfide mineral
Chalcocite (), copper(I) sulfide (Cu2S), is a copper ore mineral. It is opaque and dark gray to black, with a metallic luster. It has a hardness of 2.5–3 on the Mohs scale.
Nº Q278106 ★
Common · Knowledge
Chalcocite
Sulfide mineral
Chalcocite (), copper(I) sulfide (Cu2S), is a copper ore mineral. It is opaque and dark gray to black, with a metallic luster. It has a hardness of 2.5–3 on the Mohs scale.
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From Wikipedia
Chalcocite (), copper(I) sulfide (Cu2S), is a copper ore mineral. It is opaque and dark gray to black, with a metallic luster. It has a hardness of 2.5–3 on the Mohs scale. It is a sulfide with a monoclinic crystal system. The term chalcocite from the Greek khalkos, meaning "copper". It is also known as redruthite, vitreous copper, or copper-glance.
Text: Wikipédia, CC BY-SA 4.0. · Image: Robert M. Lavinsky (CC BY-SA 3.0) ·
