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Tetraferroplatinum: PtFe
Comments: Tetraferroplatinum (dark grey) intergrown with, and rimmed by Pt-Fe alloy (bright) ranging in composition from Pt1.6Fe to Pt2.2Fe. (CanMin v43:1711). Location: PGM grains from stream sediments, Eastern Bushveld Complex, South Africa. Scale: See Image. © Canadian Mineralogist