Mineralogy Database

Rosslerite Mineral Data

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General Rosslerite Information

Help on Chemical  Formula: Chemical Formula: Mg(AsO3OH)•7(H2O)
Help on Composition: Composition: Molecular Weight = 290.34 gm
   Magnesium   8.37 %  Mg   13.88 % MgO
   Arsenic    25.80 %  As   39.58 % As2O5
   Hydrogen    5.21 %  H    46.54 % H2O
   Oxygen     60.62 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mg(AsO3OH)•7(H2O)
Help on Environment: Environment: Secondary mineral with other arsenates in oxidized zone of arsenical ore deposits.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1861
Help on Locality: Locality: Bieber, near Hanau, Germany. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Karl R�ssler of Hanau, Germany.
Help on Name Pronunciation: Name Pronunciation: Rosslerite + Pronunciation Say ROSSLERITE
Help on Synonym: Synonym: Roesslerite