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Tsumcorite

Type Locality
Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia
Mineral Data
Pb(Zn,Fe3+)2(AsO4)2·2(H2O,OH)
Strunz: 
8.CG.15
Physical Properties
Crystal System: 
Monoclinic
Streak: 
Yellow
Hardness: 
4.5