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Rutheniridosmine

Year of discovery: 1973 (Ruby Creek, Canada, Spruce Creed, Canada, and Bullion mine, Canada), 1948 (Japan as one of the first occurences in the World)

Locality list: 5 localities of rutheniridosmine

• Ir
• (Ir,Os,Ru)

• Class: Osmium group
• Class: Native elements

• Polymorph: Iridium (Cubic)

• Ir => Os: Osmium
• Ir => Pt: Platinum
• Ir => Pd: Palladium
• Ir => Rh: Rhodium
• Ir => Ru: Ruthenium
• Ir => Fe: Hexaferrum, Iron
• Ir => Ni: Nickel, Taenite

• Color: Silver gray
• Streak: Gray
• Luster: Metallic
• Diaphaneity: Opaque

• Cleavage: Perfect
• Hardness: 6-7
• Density: 21.4

• System: Hexagonal
• Group: 6/mmm, P6₃/mmc
• Lattice: a=2.7, c=4.3

Etymology: Chemical composition