Mineralogy Database

Waterhouseite Mineral Data

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General Waterhouseite Information

Help on Chemical  Formula: Chemical Formula: Mn7(PO4)2(OH)8
Help on Composition: Composition: Molecular Weight = 727.16 gm
   Manganese   55.00 %  Mn   71.02 % MnO
   Vanadium     0.28 %  V     0.50 % V2O5
   Arsenic      0.72 %  As    1.11 % As2O5
   Phosphorus   7.71 %  P    17.67 % P2O5
   Hydrogen     1.08 %  H     9.67 % H2O
   Oxygen      35.20 %  O
              ______        ______ 
              100.00 %       99.97 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mn2+7.28P1.81As0.07V5+0.041.92(O4)(OH)7.81O0.51
Help on Environment: Environment: Occurs in cavities in a matrix consisting of hematite, hausmannite, barite, manganoan calcite and rhodochrosite from the 130-meter level on the eastern side of the Iron Monarch mine , a Proterozoic sedimentary iron ore d
Help on IMA Status: IMA Status: Approved IMA 2004 (Dana # Added)
Help on Locality: Locality: Iron Monarch quarry, Iron Knob, South Australia Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after Frederick George Waterhouse (1815-1898), first Director of the South Australian Museum (Adelaide) and celebrates the continuing work of the Waterhouse Club,
Help on Synonym: Synonym: IMA2004-035