Mineralogy Database

Strengite Mineral Data

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General Strengite Information

Help on Chemical  Formula: Chemical Formula: Fe+++PO4•2(H2O)
Help on Composition: Composition: Molecular Weight = 186.85 gm
   Iron        29.89 %  Fe   42.73 % Fe2O3
   Phosphorus  16.58 %  P    37.98 % P2O5
   Hydrogen     2.16 %  H    19.28 % H2O
   Oxygen      51.38 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Fe3+(PO4)•2(H2O)
Help on Environment: Environment: Alteration of iron-bearing phosphates. Forms a series with variscite.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1877
Help on Locality: Locality: Eleonore iron mine, Giessen, near Waldgirmes, Thuringia, Germany Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after Johann August Streng (1830-1897), German mineralogist, University of Giessen, Germany.
Help on Name Pronunciation: Name Pronunciation: Strengite + Pronunciation Say STRENGITE
Help on Synonym: Synonym: Barrandite