Mineralogy Database

Ferrarisite Mineral Data

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General Ferrarisite Information

Help on Chemical  Formula: Chemical Formula: Ca5(AsO3OH)2(AsO4)2•9(H2O)
Help on Composition: Composition: Molecular Weight = 920.22 gm
   Calcium   21.78 %  Ca   30.47 % CaO
   Arsenic   32.57 %  As   49.95 % As2O5
   Hydrogen   2.19 %  H    19.58 % H2O
   Oxygen    43.47 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca5(AsO3OH)2(AsO4)2•9(H2O)
Help on Environment: Environment: Post-mine low-temperature reaction product of carbonate gangue with arsenical solutions derived from arsenic
Help on IMA Status: IMA Status: Approved IMA 1980
Help on Locality: Locality: Gabe-Gottes mine, Rauenthal, near Sainte-Marie-aux-Mines, France. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Giovanni Ferraris (1937- ), Institute of Mineralogy, Crystallography and Geochemistry, University of Turin, Turin, Italy.
Help on Name Pronunciation: Name Pronunciation: Ferrarisite + Pronunciation Say FERRARISITE
Help on Synonym: Synonym: ICSD 200781
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