Mineralogy Database

Cesstibtantite Mineral Data

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General Cesstibtantite Information

Help on Chemical  Formula: Chemical Formula: (Cs,Na)SbTa4O12
Help on Composition: Composition: Molecular Weight = 579.81 gm
   Cesium     6.88 %  Cs    7.29 % Cs2O
   Sodium     1.19 %  Na    1.60 % Na2O
   Tantalum  59.30 %  Ta   72.40 % Ta2O5
   Niobium    1.60 %  Nb    2.29 % Nb2O5
   Antimony  12.60 %  Sb   15.08 % Sb2O3
   Hydrogen   0.12 %  H     1.09 % H2O
   Oxygen    17.66 %  O
   Fluorine   0.66 %  F     0.66 % F
               -   %   F    -0.28 % -O=F2    
            ______        ______ 
            100.00 %      100.14 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Cs0.3(OH)0.7Sb0.6Na0.3Ta1.9Nb0.1O5.7F0.2
Help on Environment: Environment: Highly fractionated granite pegmatites.
Help on IMA Status: IMA Status: Approved IMA 1982
Help on Locality: Locality: Leshaia pegmatite, Vuoriyarvi carbonatite complex, Kola Peninsula, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for CESium, antimony (STIBium), and TANTalum in the composition.
Help on Synonym: Synonym: ICSD 74283
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