Mineralogy Database

Ferricopiapite Mineral Data

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General Ferricopiapite Information

Help on Chemical  Formula: Chemical Formula: Fe+++2/3Fe+++4(SO4)6(OH)2•20(H2O)
Help on Composition: Composition: Molecular Weight = 1,231.32 gm
   Iron      21.17 %  Fe   30.26 % Fe2O3
   Hydrogen   3.44 %  H    30.72 % H2O
   Sulfur    15.63 %  S    39.01 % SO3
   Oxygen    59.77 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Fe3+0.66Fe3+4(SO4)6(OH)2•20(H2O)
Help on Environment: Environment: Secondary mineral formed typically by the weathering and oxidation of iron sulfide in a wide range of rock types, preserved in arid climates.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1938
Help on Locality: Locality: Challant-St. Anselme mine, Italy. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the ferric iron member of the copiapite group.
Help on Name Pronunciation: Name Pronunciation: Ferricopiapite Say FERRICOPIAPITE