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Ruthenium: (Ru,Ir,Os) Palladodymite: (Pd,Rh)2As Hongshiite: PtCu
Comments: Palladodymite (light gray, in two small grains), hongshiite (pale creamy grayish, tarnished brownish) in massive ruthenium. Polished section (from microprobe analysis) in reflected light.
Location: Miass River, Zlatoust, Ilmen Mts, Chelyabinsk Oblast', Urals Region, Russia.
Scale: Picture size 0.09 mm.
© Thomas Witzke / Abraxas-Verlag
Ruthenium: (Ru,Ir,Os) Isoferroplatinum: (Pt,Pd)3(Fe,Cu)
Comments: Scanning electron micrograph of polished section of ruthenium nugget with isoferroplatinum inclusions.
Location: Miass River, Chelyabinsk District, Southern Urals, Russia.
Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species