Mineralogy Database

Thorikosite Mineral Data

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General Thorikosite Information

Help on Chemical Formula: Chemical Formula: Pb3(Sb+++,As+++)O3(OH)Cl2
Help on Composition: Composition: Molecular Weight = 867.55 gm
   Antimony  10.53 %  Sb   12.60 % Sb2O3
   Arsenic    2.16 %  As    2.85 % As2O3
   Hydrogen   0.12 %  H     1.04 % H2O
   Lead      71.65 %  Pb   77.18 % PbO
   Chlorine   8.17 %  Cl    8.17 % Cl
               -   %   Cl   -1.84 % -O=Cl2   
   Oxygen     7.38 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Pb3(SbO3)0.75(AsO3)0.25(OH)Cl2
Help on Environment: Environment: Sea water altered metallugical slags.
Help on IMA Status: IMA Status: Approved IMA 1985
Help on Locality: Locality: Thorikos, near the Laurium mines. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Thorikosite + Pronunciation Say THORIKOSITE
Help on Synonym: Synonym: ICSD 62160
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