Mineralogy Database

Karnasurtite-(Ce) Mineral Data

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General Karnasurtite-(Ce) Information

Help on Chemical  Formula: Chemical Formula: (Ce,La,Th)(Ti,Nb)(Al,Fe+++)(Si,P)2O7(OH)4•3(H2O) (?)
Help on Composition: Composition: Molecular Weight = 450.31 gm
   Sodium       0.77 %  Na    1.03 % Na2O
   Lanthanum    4.32 %  La    5.06 % La2O3
   Cerium      16.80 %  Ce   19.68 % Ce2O3
   Thorium      6.18 %  Th    7.04 % ThO2
   Magnesium    0.59 %  Mg    0.98 % MgO
   Titanium     8.08 %  Ti   13.48 % TiO2
   Niobium      6.40 %  Nb    9.15 % Nb2O5
   Aluminum     4.37 %  Al    8.26 % Al2O3
   Iron         1.24 %  Fe    1.60 % FeO
   Silicon     10.60 %  Si   22.68 % SiO2
   Phosphorus   1.58 %  P     3.62 % P2O5
   Hydrogen     0.78 %  H     7.00 % H2O
   Oxygen      37.31 %  O
   Fluorine     0.97 %  F     0.97 % F
                 -   %   F    -0.41 % -O=F2    
              ______        ______ 
              100.00 %      102.97 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ce0.54Na0.15La0.14Th0.12Ti0.76Nb0.31Al0.73Mg0.11Fe2+0.1Si1.7P0.23O7(OH)3.5F0.23
Help on Environment: Environment: Zoned pegmatitic stock associated with other alkalic minerals.
Help on IMA Status: IMA Status: Approved IMA 1959
Help on Locality: Locality: Vein No. 2, Mt. Karnasurt, Lovozero massif, Kola Peninsula, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Karnasurtite-(Ce) + Pronunciation Say KARNASURTITE-(CE)