Algodonite

koutekite

copper

Formula: Cu1-xAsx (x ~ 0.15)
Arsenide
Specific gravity: 8.38
Hardness: 4
Colour: Steel-gray to silver-white, tarnishes dull on exposure
Environments:

Hydrothermal environments

Algodonite occurs in hydrothermal deposits intimately associated with other copper arsenides. Common associates include copper (typically arsenic-rich), silver, domeykite and koutekite (HOM, Mindat).

Common impurities: Ag

Back to Minerals