Aktashite
Introduction '''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 recognized as valid species by the IMA-CNMNC Sulfosalts Subcommittee (2008).
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