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Cherepanovite

Year of discovery: 1984 (Northern Pekul'ney river, Russia), 2020 (Japan)

Locality list: A locality of cherepanovite

• RhAs
• [Rh³⁺][As]^3-

• Class: Arsenide

• Rh => Ni: Nickeline
• Rh => Co: Langisite
• Rh => (Co,Fe): Modderite
• Rh => (Fe,Ni,Co): Westerveldite
• Rh => (Rh,Ni): Ruthenarsenite

• Color: Grayish white
• Streak: Dark gray
• Luster: Metallic
• Diaphaneity: Opaque

• Cleavage: Distinct (1 plane)
• Hardness: 6
• Density: 9.7

• System: Orthorhombic
• Group: mmm, Pnma
• Lattice: a=5.7, b=3.6, c=6.0