Mineralogy Database

Khomyakovite Mineral Data

Search Webmineral :
  
Advertisment

General Khomyakovite Information

Help on Chemical  Formula: Chemical Formula: Na12Sr3Ca6Fe3Zr3W(Si25O73)(O,OH,H2O)3 (OH,Cl)2
Help on Composition: Composition: Molecular Weight = 3,349.55 gm
   Sodium      8.24 %  Na   11.10 % Na2O
   Strontium   7.85 %  Sr    9.28 % SrO
   Calcium     7.18 %  Ca   10.05 % CaO
   Zirconium   8.17 %  Zr   11.04 % ZrO2
   Iron        5.00 %  Fe    6.43 % FeO
   Silicon    20.96 %  Si   44.84 % SiO2
   Hydrogen    0.07 %  H     0.61 % H2O
   Tungsten    5.49 %  W     6.92 % WO3
   Chlorine    0.53 %  Cl    0.53 % Cl
                -   %   Cl   -0.12 % -O=Cl2   
   Oxygen     36.52 %  O
             ______        ______ 
             100.00 %      100.68 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na12Sr3Ca6Fe2+3Zr3WSi25O74.2(OH)2.25Cl0.5
Help on IMA Status: IMA Status: Approved IMA 1999 (Dana # Added)
Help on Locality: Locality: Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after Alexander Petrovich Khomyakov (b. 1933), of the Institute of Mineralogy, Geochemistry and Crystal Chemistry of Rare Elements, Moscow, Russia, for his extensive contribut ions to the mineralogy and geochemistr
Help on Synonym: Synonym: IMA1998-042