Category Sulfosalt minerals | Strunz classification 2.GB.20 Space group I43m | |
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Formula(repeating unit) (Cs,Tl)(Hg,Cu,Zn)6(As,Sb)4S12 Crystal class Hextetrahedral (43m)H-M symbol: (4 3m) | ||
Galkhaite is a rare and chemically complex sulfosalt mineral from a group of natural thioarsenites. Its formula is (Cs,Tl)(Hg,Cu,Zn)6(As,Sb)4S12, making the mineral the only known natural Cs-Hg and Cs-As phase. It occurs in Carlin-type hydrothermal deposits.
References
Galkhaite Wikipedia(Text) CC BY-SA