Mineralogy Database

Straczekite Mineral Data

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General Straczekite Information

Help on Chemical Formula: Chemical Formula: (Ca,K,Ba)(V5+,V4+)8O20•3H2O
Help on Composition: Composition: Molecular Weight = 831.07 gm
   Potassium   1.41 %  K     1.70 % K2O
   Barium      1.65 %  Ba    1.84 % BaO
   Calcium     2.89 %  Ca    4.05 % CaO
   Vanadium   49.04 %  V    19.96 % VO2 / 65.65 % V2O5
   Hydrogen    0.73 %  H     6.50 % H2O
   Oxygen     44.28 %  O
             ______        ______ 
             100.00 %       99.71 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca0.6K0.3Ba0.1V5+6V4+2O20•3(H2O)
Help on IMA Status: IMA Status: Approved IMA 1983
Help on Locality: Locality: Union Carbide mine, Wilson Springs, Arkansas, USA Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for John A. Straczed (1914-), U. S. Geologist.
Help on Name Pronunciation: Name Pronunciation: Straczekite + Pronunciation Say STRACZEKITE