Mineralogy Database

Chukhrovite-(Nd) Mineral Data

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General Chukhrovite-(Nd) Information

Help on Chemical Formula: Chemical Formula: Ca3(Nd,Y)Al2(SO4)F13•12(H2O)
Help on Composition: Composition: Molecular Weight = 857.24 gm
   Calcium        14.31 %  Ca   20.02 % CaO
   Lanthanum       1.94 %  La    2.28 % La2O3
   Cerium          1.14 %  Ce    1.34 % Ce2O3
   Praeseodymium   1.15 %  Pr    1.35 % Pr2O3
   Samarium        1.58 %  Sm    1.83 % Sm2O3
   Gadolinium      0.92 %  Gd    1.06 % Gd2O3
   Dysprosium      0.38 %  Dy    0.44 % Dy2O3
   Yttrium         1.56 %  Y     1.98 % Y2O3
   Holmium         0.19 %  Ho    0.22 % Ho2O3
   Aluminum        6.39 %  Al   12.07 % Al2O3
   Hydrogen        2.79 %  H    24.95 % H2O
   Sulfur          3.78 %  S     9.43 % SO3
   Neodymium       5.38 %  Nd    6.28 % Nd2O3
   Oxygen         29.54 %  O
   Fluorine       28.94 %  F    28.94 % F
                    -   %   F   -12.19 % -O=F2    
                 ______        ______ 
                 100.00 %       99.99 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca3.06Nd0.32Y0.15La0.12Sm0.09Ce0.07Pr0.07Gd0.05Dy0.02Ho0.01Al2.03S1.01O3.96F13.06�11.87(H2O)
Help on Environment: Environment: Oxidized zone of molybdenum-tungsten deposit. Nd-dominant analogue of chukhrovite
Help on IMA Status: IMA Status: Approved IMA 2004 (Dana # Added)
Help on Locality: Locality: Kara-Oba, Betpakdala Desert, Kazakhstan Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named as the Nd-dominant analogue of chukhrovite-(Y) and chukhrovite-(Ce).
Help on Synonym: Synonym: IMA2004-023