Mineralogy Database

Amarantite Mineral Data

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General Amarantite Information

Help on Chemical  Formula: Chemical Formula: Fe+++(SO4)(OH)•3(H2O)
Help on Composition: Composition: Molecular Weight = 222.96 gm
   Iron      25.05 %  Fe   35.81 % Fe2O3
   Hydrogen   3.16 %  H    28.28 % H2O
   Sulfur    14.38 %  S    35.91 % SO3
   Oxygen    57.41 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Fe3+(SO4)(OH)•3(H2O)
Help on Environment: Environment: Secondary mineral formed especially in arid climates.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1888
Help on Locality: Locality: Compania mine, east of Sierra Gorda, Chile. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named from the Greek for amaranth, an imaginary purplish red undying flower, for its color.
Help on Name Pronunciation: Name Pronunciation: Amarantite + Pronunciation Say AMARANTITE
Help on Synonym: Synonym: ICSD 9649
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