Algodonite

Algodonite is a copper arsenide mineral with formula: Cu₆As. It is a gray white metallic mineral crystallizing in the hexagonal system. It has a Mohs hardness of 4 and a specific gravity of 8.38 - 8.72.

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It was first described in 1857 from the Algodones silver mine, Coquimbo, Chile.

References

• Webmineral
• Mindat with location data
• Williams, Sidney A. (1963) CRYSTALS OF RAMMELSBERGITE AND ALGODONITE, American Mineralogist, Volume 48, pages 421-422.