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Tomamaeite

Year of discovery: 2019 (Japan as the first occurence in the World)

Locality list: A locality of tomamaeite

• Cu₃Pt
• [Cu₃][Pt]

• Class: Alloy

• Pt => Au: Auricupride

• Color: Silver
• Luster: Metallic
• Diaphaneity: Opaque

• System: Cubic
• Group: m3m, Pm(-3)m
• Lattice: a=3.68

Etymology: Shosanbetsu city, Hokkaido where this mineral was discovered first.