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Kuvaevite

Year of discovery: 2020 (Sisim deposit, Russia)

Locality list:

• Ir₅Ni₁₀S₁₆
• [Ir³⁺₅][Ni²⁺₁₀][S₁₆]^32-

• Class: Sulfide

• Ir => Rh: Torryweiserite

• Ni => Fe: Tamuraite

• Color: Gray, Brownish gray
• Luster: Metallic
• Diaphaneity: Opaque

• Density: 6.4

• System: Trigonal
• Group: (-3)m, R(-3)m
• Lattice: a=7.1, c=34.3