Mineralogy Database

Cobaltlotharmeyerite Mineral Data

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General Cobaltlotharmeyerite Information

Help on Chemical  Formula: Chemical Formula: Ca(Co,Fe,Ni)2(AsO4)2(OH,H2O)2
Help on Composition: Composition: Molecular Weight = 468.87 gm
   Calcium    8.55 %  Ca   11.96 % CaO
   Iron       8.34 %  Fe   10.73 % FeO
   Cobalt    12.57 %  Co   17.69 % Co2O3
   Nickel     3.76 %  Ni    4.78 % NiO
   Arsenic   31.96 %  As   49.02 % As2O5
   Hydrogen   0.71 %  H     6.34 % H2O
   Oxygen    34.12 %  O
            ______        ______ 
            100.00 %      100.51 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: CaCoFe2+0.7Ni0.3(AsO4)2(OH)0.7(H2O)1.3
Help on Environment: Environment: Secondary phosphate mineral in cobalt and nickel-bearing ore dumps. Tsumcorite group.
Help on IMA Status: IMA Status: Approved IMA 1998 (Dana # Added)
Help on Locality: Locality: On dump material from the mining area "Am RotenBerg," approximately 4.8 km SW of the center of Schneeberg, Saxony, Germay. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named as the cobalt dominant analogue of lotharmeyerite,
Help on Synonym: Synonym: ICSD 89036
  IMA1997-027