Mineralogy Database

Freedite Mineral Data

Search Webmineral :
  

General Freedite Information

Help on Chemical Formula: Chemical Formula: Pb8Cu+(As+++O3)2O3Cl5
Help on Composition: Composition: Molecular Weight = 2,192.25 gm
   Copper     2.90 %  Cu    3.26 % Cu2O
   Arsenic    6.84 %  As    9.02 % As2O3
   Lead      75.61 %  Pb   81.45 % PbO
   Chlorine   8.09 %  Cl    8.09 % Cl
               -   %   Cl   -1.82 % -O=Cl2   
   Oxygen     6.57 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Pb8Cu(AsO3)2O3Cl5
Help on Environment: Environment: Weathered lead slags.
Help on IMA Status: IMA Status: Approved IMA 1985
Help on Locality: Locality: Laurion, Greece. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Robert L. Freed (1950-), U.S. Mineralogist.
Help on Name Pronunciation: Name Pronunciation: Freedite Say FREEDITE
Help on Synonym: Synonym: ICSD 68176
  PDF 39-326