Owyheeite

minerals

Formula: Ag3Pb10Sb11S28
Sulphosalt
Specific gravity: 6.03
Hardness: 2&2189;
Streak: Grey on paper, reddish brown on porcelain
Colour: Light steel-grey to silver-white, tarnishes yellow
Common impurities: Cu,Fe
Environments

Hydrothermal environments

Owyheeite occurs in veins of hydrothermal origin, associated with galena, sphalerite, pyrite, arsenopyrite, chalcopyrite, tetrahedrite, pyrargyrite, diaphorite, miargyrite, jamesonite, boulangerite, ramdohrite, andorite and meneghinite (HOM).

Localities

At the type locality, the Poorman Mine, Silver City Mining District, Owyhee county, Idaho, USA, owyheeite was found in a white quartz vein immediately associated with small amounts of pyrargyrite, sphalerite and muscovite variety sericite (AM 6.82-83).

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