Mineralogy Database

Zunyite Mineral Data

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General Zunyite Information

Help on Chemical Formula: Chemical Formula: Al13Si5O20(OH,F)18Cl
Help on Composition: Composition: Molecular Weight = 1,156.74 gm
   Aluminum  30.32 %  Al   57.29 % Al2O3
   Silicon   12.14 %  Si   25.97 % SiO2
   Hydrogen   1.39 %  H    12.46 % H2O
   Chlorine   3.06 %  Cl    3.06 % Cl
               -   %   Cl   -0.69 % -O=Cl2   
   Oxygen    49.79 %  O
   Fluorine   3.28 %  F     3.28 % F
               -   %   F    -1.38 % -O=F2    
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Al13Si5O20(OH)16F2Cl
Help on Environment: Environment: Metamorphosed highly aluminous shales
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1884
Help on Locality: Locality: Zuni mine, Anvil Mountain, Silverton, San Juan County, Colorado, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Zunyite Say ZUNYITE
Help on Synonym: Synonym: ICSD 32549
  PDF 46-1393