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Tetraferroplatinum
Year of discovery: 1974 (Tulameen river, Canada), 1972 (Japan)
Locality list: 4 localities of tetraferroplatinum
- Pt => Ni: Tetrataenite
- Pt => Co: Wairauite
- Pt => Fe: Iron, Hexaferrum
- Color: Gray, Silver white
- Luster: Metallic
- Diaphaneity: Opaque
- Hardness: 4-5
- Density: 14.3
- System: Tetragonal
- Group: 4/mmm, P4/mmm
- Lattice: a=3.8, c=3.7
Etymology: Chemical composition and crystagraphic structure