Domeykite
Domeykite is a mineral, an arsenide of copper, Cu3As. It crystallizes in the isometric system, although crystals are very rare. It typically forms as irregular masses or botryoidal forms. It is an opaque, white to gray (weathers brassy) metallic mineral with a Mohs hardness of 3 to 3.5 and a specific gravity of 7.2 to 8.1.
It was first described in 1845 in the Algodones mines, Coquimbo, Chile. It was named for mineralogist Ignacio Domeyko (1802-89).
See also
- List of minerals
- List of minerals named after people
References
Source: adapted by the editor from Wikipedia, the free encyclopedia; from the article "Domeykite". Image Credit.