Mineralogy Database

Sterlinghillite Mineral Data

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General Sterlinghillite Information

Help on Chemical  Formula: Chemical Formula: Mn++3(AsO4)2•3(H2O)
Help on Composition: Composition: Molecular Weight = 496.70 gm
   Manganese  33.18 %  Mn   42.85 % MnO
   Arsenic    30.17 %  As   46.27 % As2O5
   Hydrogen    1.22 %  H    10.88 % H2O
   Oxygen     35.43 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mn2+3(AsO4)2•3(H2O)
Help on Environment: Environment: Found on loellingite-frankllinite-willemite-calcite ores. An inadequately described mineral. Only one specimen known.
Help on IMA Status: IMA Status: Approved IMA 1981
Help on Locality: Locality: Sterling Hill Mine, Ogdensburg, New Jersey, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Sterlinghillite + Pronunciation Say STERLINGHILLITE