Keywords

#umangite

Umangite

Umangite is a copper selenide mineral, Cu3Se2, discovered in 1891. It occurs only in small grains or fine granular aggregates with other copper minerals of the sulfide group. It has a hardness of 3. It is blue-black to red-violet in color with a black streak. It has a metallic luster.

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Umangite Athabascaite List of minerals Selenide Sulfide mineral List of mineral symbols Clausthalite Tyrrellite Stilleite List of minerals recognized by the International Mineralogical Association (U–V)
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