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Cuproiridsite: CuIr2S4 Isoferroplatinum: (Pt,Pd)3(Fe,Cu)
Comments: Gray equant crystal of cuproiridsite in light gray isoferroplatinum. Polished section (from microprobe analysis) in reflected light. Location: Konder Mine, Konder alkaline-ultrabasic massif, Aldan shield, Saha (Sakha) Republic (Yakutia), Eastern-Siberian Region, Russia. Scale: Picture size 0.14 mm. © Thomas Witzke / Abraxas-Verlag