Mineralogy Database

Fahleite Mineral Data

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General Fahleite Information

Help on Chemical  Formula: Chemical Formula: Zn5CaFe+++2(AsO4)6•14(H2O)
Help on Composition: Composition: Molecular Weight = 1,564.45 gm
   Calcium    2.56 %  Ca    3.58 % CaO
   Zinc      20.90 %  Zn   26.01 % ZnO
   Iron       7.14 %  Fe   10.21 % Fe2O3
   Arsenic   28.73 %  As   44.07 % As2O5
   Hydrogen   1.80 %  H    16.12 % H2O
   Oxygen    38.86 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Zn5CaFe3+2(AsO4)6•14(H2O)
Help on Environment: Environment: May be the Zn analog of smolianinovite.
Help on IMA Status: IMA Status: Approved IMA 1988
Help on Locality: Locality: Tsumeb, Namibia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Rolfe Fahle of Munich, Germany, a mineral dealer specializing in Tsumeb specimens.
Help on Name Pronunciation: Name Pronunciation: Fahleite Say FAHLEITE