Mineralogy Database

Ashanite Mineral Data

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General Ashanite Information

Help on Chemical  Formula: Chemical Formula: (Nb,Ta,U,Fe,Mn)4O8
Help on Composition: Composition: Molecular Weight = 574.20 gm
   La,Ce,Pr,Nd,Sm,   2.51 %  RE    2.93 % REE2O3
   Uranium          20.73 %  U    23.51 % UO2
   Tantalum         18.91 %  Ta   23.09 % Ta2O5
   Manganese         2.87 %  Mn    3.71 % MnO
   Niobium          25.89 %  Nb   37.03 % Nb2O5
   Iron              6.81 %  Fe    8.76 % FeO
   Oxygen           22.29 %  O
                   ______        ______ 
                   100.00 %       99.02 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Nb1.6Fe2+0.7Mn2+0.3Ta0.6U0.5REE0.1O8
Help on Environment: Environment: In the central part of pegmatite in albitized two-mica granite.
Help on IMA Status: IMA Status: Discredited IMA 1998
Help on Locality: Locality: From an undefined locality in the Altai Mountains, Sinkiang Uighur Autonomous Province, northwestern China. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: From Altai and SHAN, Chinese for "mountains," for the occurrence in the Altai Mountains, China.
Help on Name Pronunciation: Name Pronunciation: Ashanite Say ASHANITE
Help on Synonym: Synonym: Discredited