Aktashite

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Aktashite
Aktashite-509292.jpg
Gray aktashite is richly dispersed on matrix
General
Category Sulfosalt
Formula
(repeating unit)
Cu6Hg3As4S12
Strunz classification 2.GA.30
Crystal system Trigonal
Crystal class Pyramidal (3)
H-M symbol: (3)
Space group R3
Identification
Formula mass 1667.51 g/mol
References [1][2]

Aktashite is a rare arsenic sulfosalt mineral with formula Cu6Hg3As4S12. It is a copper mercury-bearing sulfosalt and is the only sulfosalt mineral with essential Cu and Hg yet known. It is of hydrothermal origin. It was published without approval of the IMA-CNMNC, but recognize as valid species by the IMA-CNMNC Sulfosalts Subcommittee (2008).[1][2][3][4][5]

References[edit]

  1. ^ a b http://www.mindat.org/min-74.html Mindat
  2. ^ a b http://www.handbookofmineralogy.org/pdfs/aktashite.pdf Handbook of Mineralogy
  3. ^ Fleischer, Michael (1973). "New Mineral Names" (PDF). American Mineralogist. 58: 562. 
  4. ^ Fleischer, Michael (1971). "New Mineral Names" (PDF). American Mineralogist. 56: 358–359. 
  5. ^ Gruzdev, V. S.; Chernitsova, N. M.; Shumkova, N. G. (1972). "Aktashite, Cu6Hg3As4S12, new data". Doklady Akademii Nauk SSSR (in Russian). 206: 694–697.