Mineralogy Database

Bobkingite Mineral Data

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General Bobkingite Information

Help on Chemical Formula: Chemical Formula: Cu5Cl2(OH)8(H2O)2
Help on Composition: Composition: Molecular Weight = 560.72 gm
   Copper    56.66 %  Cu   70.93 % CuO
   Hydrogen   2.16 %  H    19.28 % H2O
   Chlorine  12.65 %  Cl   12.65 % Cl
               -   %   Cl   -2.85 % -O=Cl2   
   Oxygen    28.53 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Cu5Cl2(OH)8•2(H2O)
Help on Environment: Environment: Occurs on crusts of malachite and azurite that overlie massive cuprite in oxidized waste material consisting of quarried diorite with copper inclusions. Similar to atacamite; struct ure
Help on IMA Status: IMA Status: Approved IMA 2002 (Dana # Added)
Help on Locality: Locality: New Cliffe Hill Quarry, Stanton-under-Bardon, Leicestershire, England. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Robert King, formerly of the Department of Geology, Leicester University, prominent mineral collector and founding member of the Russell Society.
Help on Synonym: Synonym: IMA2000-029