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Iridarsenite

Year of discovery: 1973 (Waria river, Papua New Guinea), 2020 (Japan)

Locality list: A locality of iridarsenite

• Ir₂As
• (Ir,Ru)₂As
• [Ir₂][As]

• Class: Arsenide

• Ir => Rh: Rhodarsenide
• Ir => (Pd,Rh): Palladodymite
• Ir => Pd: Palladoarsenide

• Luster: Metallic
• Diaphaneity: Opaque

• Hardness: 5-5.5

• System: Monoclinic
• Group: 2/m, P2₁/b
• Lattice: a=6.1, b=6.1, c=6.2, β=113.3