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Formula: Pd(Bi,Pb)
Bismuthide, palladium-bearing mineral
Crystal System: Orthorhombic
Specific gravity: 12.51
Hardness: 3½ to 4
Streak: White
Colour: White, yellowish white
Common impurities: Pt,Te
Environments
Localities
At the type locality, the Mayak Mine, Talnakh Cu-Ni Deposit, Noril'sk, Putoran Plateau, Taimyr Peninsula, Taymyrskiy Autonomous Okrug,
Krasnoyarsk Krai, Russia, polarite occurs as in grains up to 0.3 mm in hydrothermal
copper-nickel-iron
sulphide veins. Associated minerals include chalcopyrite,
talnakhite, cubanite,
stannopalladinite, paolovite,
sobolevskite, sperrylite,
cabriite, palarstanide,
nickel-rich platinum,
sphalerite and native silver
(AM 55.1810, HOM).
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