Mineralogy Database

Murdochite Mineral Data

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General Murdochite Information

Help on Chemical  Formula: Chemical Formula: PbCu6O8-x(Cl,Br)2x
Help on Composition: Composition: Molecular Weight = 760.62 gm
   Copper    50.96 %  Cu   63.79 % CuO
   Lead      24.52 %  Pb   26.41 % PbO
   Bromine    3.15 %  Br    3.15 % Br
               -   %   Br   -0.32 % -O=Br2   
   Chlorine   5.59 %  Cl    5.59 % Cl
               -   %   Cl   -1.26 % -O=Cl2   
   Oxygen    15.78 %  O
            ______        ______ 
            100.00 %       97.37 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Pb0.9Cu6.1O7.5Cl1.2Br0.3
Help on Environment: Environment: Oxidized Pb-Cu deposits.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1955
Help on Locality: Locality: Mammoth-St. Anthony mine, Tiger, Pinal County, Arizona, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Joseph Murdock (1890-1973), American mineralogist, University of California, Los Angeles, California, USA.
Help on Name Pronunciation: Name Pronunciation: Murdochite + Pronunciation Say MURDOCHITE
Help on Synonym: Synonym: ICSD 37239
  PDF 28-Jul