Mineralogy Database

Betpakdalite Mineral Data

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General Betpakdalite Information

Help on Chemical  Formula: Chemical Formula: [Mg(H2O)6]Ca2(H2O)13[Mo++++++8As+++++2Fe+++3O36(OH)]•4(H2O)
Help on Composition: Composition: Molecular Weight = 2,196.70 gm
   Calcium      3.65 %  Ca    5.11 % CaO
   Magnesium    1.11 %  Mg    1.83 % MgO
   Iron         7.63 %  Fe   10.90 % Fe2O3
   Molybdenum  34.94 %  Mo   52.42 % MoO3
   Arsenic      6.82 %  As   10.46 % As2O5
   Hydrogen     2.16 %  H    19.27 % H2O
   Oxygen      43.70 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: MgCa2Mo8As2Fe3+3O36(OH)•23(H2O)
Help on Environment: Environment: Oxidized Mo-As-Fe ores.
Help on IMA Status: IMA Status: Approved IMA 1961
Help on Locality: Locality: Bet-Pak-Dal desert, Kazakhstan. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Betpakdalite + Pronunciation Say BETPAKDALITE
Help on Synonym: Synonym: ICSD 30798
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