Mineralogy Database

Friedelite Mineral Data

Search Webmineral :
  

General Friedelite Information

Help on Chemical Formula: Chemical Formula: Mn8Si6O15(OH,Cl)10
Help on Composition: Composition: Molecular Weight = 1,064.20 gm
   Manganese  41.30 %  Mn   53.33 % MnO
   Silicon    15.83 %  Si   33.88 % SiO2
   Hydrogen    0.71 %  H     6.35 % H2O
   Chlorine    8.33 %  Cl    8.33 % Cl
                -   %   Cl   -1.88 % -O=Cl2   
   Oxygen     33.83 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mn2+8Si6O15(OH)7.5Cl2.5
Help on Environment: Environment: Metamorphosed manganese ore deposits.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1876
Help on Locality: Locality: Adervielle, Hautes Pyrenees, France. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Charles Friedel (1832-1899), French chemist and mineralogist.
Help on Name Pronunciation: Name Pronunciation: Friedelite + Pronunciation Say FRIEDELITE