From Wikipedia, the free encyclopedia
Jump to: navigation, search
Galkhaite crystals to 3 mm on matrix, Getchell Mine, Nevada.
Category Sulfosalt minerals
(repeating unit)
Strunz classification 2.GB.20
Crystal system Cubic
Crystal class Hextetrahedral (43m)
H-M symbol: (4 3m)
Space group I43m

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.[1][2][3][4]


  1. ^ Handbook of Mineralogy (original description by Gruzdev et al. 1972)
  2. ^ Mindat
  3. ^ Webmineral
  4. ^ Arehart G. B., Chakurian A. M., Tretbar D. R., Christensen J. N., McInnes B. A., Donelick R. A. 2003: Evaluation of Radioisotope Dating of Carlin-Type Deposits in the Great Basin, Western North America, and Implications for Deposit Genesis. Economic Geology, 98, pp. 235-248; [1]