Mineralogy Database

Natrotantite Mineral Data

Search Webmineral :

General Natrotantite Information

Help on Chemical  Formula: Chemical Formula: Na2Ta4O11
Help on Composition: Composition: Molecular Weight = 945.76 gm
   Sodium     4.86 %  Na    6.55 % Na2O
   Tantalum  76.53 %  Ta   93.45 % Ta2O5
   Oxygen    18.61 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na2Ta4O11
Help on Environment: Environment: Found in albite units of granite pegmatites. Rimming crystals of simpsonite and, in turn, rimmed by alumotantite.
Help on IMA Status: IMA Status: Approved IMA 1981
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 sodium, "NATRium", and TANTalum in the composition.
Help on Name Pronunciation: Name Pronunciation: Natrotantite + Pronunciation Say NATROTANTITE
Help on Synonym: Synonym: ICSD 201714
  PDF 38-391