Mineralogy Database

Botallackite Mineral Data

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General Botallackite Information

Help on Chemical  Formula: Chemical Formula: Cu2Cl(OH)3
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: Cu2Cl(OH)3
Help on Environment: Environment: In copper-bearing deposits, in areas with high chlorine concentrations or weathered while exposed to seawater; a reaction product of slag immersed in seawater.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1865
Help on Locality: Locality: In the Wheal Cock and West Wheal Owles, the Botallack and Levant mines, St. Just, and a few other places in Cornwall, England. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For the occurrence in the Botallack mine, Cornwall, England.
Help on Name Pronunciation: Name Pronunciation: Botallackite + Pronunciation Say BOTALLACKITE
Help on Synonym: Synonym: ICSD 71001
  PDF Aug-88