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Platinum: Pt Cherepanovite: RhAs Cooperite: (Pt,Pd,Ni)S
Comments: Creamy-grayish fractured grains of cherepanovite with gray granular cooperite and white massive grains of iridian ruthenian platinum. Polished section in reflected light.
Location: Placer Deposit, Northern Pekul'nei River, Pekul'nei Range, Chukotka (Tchukotka) Okrug, Chukot Peninsula, Far-Eastern Region, Russia.
Scale: Picture size 0.12 mm.
© Thomas Witzke / Abraxas-Verlag
Comments: Crystallized platinum nugget.
Scale: 0.5 x 0.7 cm.
© Fabre Minerals
Comments: Stream-worn, platinum nugget with chromite? Inclusions.
Location: Rio Tinto, San Juan River Basin, Papayan, Cauca, Columbia.
Scale: Picture size 1.5 cm.
© Paul M. Schumacher