Mineralogy Database

Zeravshanite Mineral Data

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General Zeravshanite Information

Help on Chemical  Formula: Chemical Formula: Cs4Na2Zr3(Si18O45)(H2O)2
Help on Composition: Composition: Molecular Weight = 2,118.63 gm
   Cesium     23.84 %  Cs   25.27 % Cs2O
   Potassium   0.04 %  K     0.04 % K2O
   Sodium      2.37 %  Na    3.19 % Na2O
   Zirconium  11.75 %  Zr   15.88 % ZrO2
   Titanium    0.43 %  Ti    0.72 % TiO2
   Iron        0.11 %  Fe    0.15 % Fe2O3
   Silicon    23.86 %  Si   51.05 % SiO2
   Tin         0.22 %  Sn    0.28 % SnO2
   Hydrogen    0.38 %  H     3.40 % H2O
   Oxygen     37.00 %  O
             ______        ______ 
             100.00 %       99.98 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Cs3.8Na0.18K0.02Na2Zr2.73Ti0.19Sn0.04Fe3+0.04Si18O452(H2O)2
Help on Environment: Environment: Found in a pegmatite boulder. New structure type [Si18O45]18-, 5 and 8-member silicate rings in sheet structure.
Help on IMA Status: IMA Status: Approved IMA 2004 (Dana # Added)
Help on Locality: Locality: Glacial moraine of the Dara-i-Pioz clacier, Alai mountain range, Tien-Shan Mountains, Tajikistan. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after the type locality (Zeravshan Range).
Help on Synonym: Synonym: IMA2003-034