Miassite

miassite

isoferroplatinum

cuprorhodsite

bowieite

Images

Formula: Rh17S15
Sulphide of rhodium
Specific gravity: 7.42
Hardness: 5 to 6
Colour: Grey
Environments

Placer deposits

Localities

At the type locality, the Miass River, Chelyabinsk Oblast, Russia, miassite occurs as rounded inclusions to 100 µm in fluvial placer deposits derived from ophiolites or layered mafic intrusions. Associated minerals include isoferroplatinum, cuprorhodsite, bowieite, vasilite, cooperite and keithconnite (HOM).

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