Mineralogy Database

Lapeyreite Mineral Data

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General Lapeyreite Information

Help on Chemical  Formula: Chemical Formula: Cu3O[AsO3(OH)]2•H2O
Help on Composition: Composition: Molecular Weight = 504.51 gm
   Copper    37.79 %  Cu   47.30 % CuO
   Arsenic   29.70 %  As   45.56 % As2O5
   Hydrogen   0.80 %  H     7.14 % H2O
   Oxygen    31.71 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Cu3O(AsO3OH)2•(H2O)
Help on Environment: Environment: Related to theoparacelsite
Help on IMA Status: IMA Status: Proposed IMA 2008 (Dana # Added)
Help on Locality: Locality: Roua, D�me de Barrot, Departement Alpes-Maritimes, France Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Commission on New Minerals, Nomenclature and Classification (CNMNC)
Help on Synonym: Synonym: IMA2003-023b