Mineralogy Database

Clinoatacamite Mineral Data

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General Clinoatacamite Information

Help on Chemical Formula: Chemical Formula: Cu2(OH)3Cl
Help on Composition: Composition: Molecular Weight = 213.57 gm
   Copper    59.51 %  Cu   74.49 % CuO
   Hydrogen   1.42 %  H    12.65 % H2O
   Chlorine  16.60 %  Cl   16.60 % Cl
               -   %   Cl   -3.75 % -O=Cl2   
   Oxygen    22.47 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Cu2(OH)3Cl
Help on Environment: Environment: Secondary alteration product of copper ores.
Help on IMA Status: IMA Status: Approved IMA 1996 (Dana # Added)
Help on Locality: Locality: Chuquicamata, Chile. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For the relationship to atacamite and paratacamite. Atacamite is named after the Atacam desert province in northern Chile.
Help on Synonym: Synonym: ICSD 82485
  IMA1993-060
  PDF 25-1427