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Otavite

Year of discovery: 1906 (Tsumeb mine, Namibia), 1996 (Japan)

Locality list: A locality of otavite

• CdCO₃
• [Cd²⁺][CO₃]^2-

• Class: Calcite group
• Class: Carbonate
• Fluorescence: UV excitation (Red)

• Cd => Mn: Rhodochrosite
• Cd => Mg: Magnesite
• Cd => Fe: Siderite
• Cd => Ca: Calcite, Aragonite, Vaterite
• Cd => Zn: Smithsonite
• Cd => Ni: Gaspéite (Gaspeite)
• Cd => Co: Spherocobaltite
• Cd => Ba: Witherite
• Cd => Sr: Strontianite
• Cd => Pb: Cerussite
• Cd => Na₂: Gregoryite

• Color: White, Yellowish brown
• Streak: White
• Luster: Adamantine
• Diaphaneity: Transparent-Translucent

• Cleavage: Perfect on {1011} (3 planes)
• Hardness: 3.5-4
• Density: 5.0

• System: Trigonal
• Group: (-3)2/m, R(-3)c
• Lattice: a=4.9, c=16.3