KASHINITE (Ir,Rh)2S3 (orthorhombic)

scanning electron micrograph of kashinite (KSH, medium reflectance) in cuproiridsite (CUIR, darker reflectance) inclusions in isoferroplatinum (IFP, highest reflectance)
platinum placer from Mount Filipp, Kamchatka District, Russian Far East, Russia