Mineralogy Database

Zirkelite Mineral Data

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General Zirkelite Information

Help on Chemical  Formula: Chemical Formula: (Ca,Th,Ce)Zr(Ti,Nb)2O7
Help on Composition: Composition: Molecular Weight = 382.76 gm
   Calcium     6.28 %  Ca    8.79 % CaO
   Cerium      3.66 %  Ce    4.29 % Ce2O3
   Thorium     6.06 %  Th    6.90 % ThO2
   Zirconium  23.83 %  Zr   32.19 % ZrO2
   Titanium   18.76 %  Ti   31.30 % TiO2
   Niobium    12.14 %  Nb   17.36 % Nb2O5
   Oxygen     29.26 %  O
             ______        ______ 
             100.00 %      100.84 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca0.6Th0.1Ce0.1ZrTi1.5Nb0.5O7
Help on Environment: Environment: Found with baddeleyite in decomposed magnetite-pyroxenite. Dimorphous with calciobetafite.
Help on IMA Status: IMA Status: Approved IMA 1960
Help on Locality: Locality: Jacupiranga, San Palo, Brazil. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Ferdinand Zirkel (1838-1912), German petrographer, Professor of Mineralogy, University of Leipzig, Leipzig, Germany.
Help on Name Pronunciation: Name Pronunciation: Zirkelite + Pronunciation Say ZIRKELITE
Help on Synonym: Synonym: ICSD 31198
  PDF 38-450
  Polymignite - metamict
  Uhligite - perovskite or zirkelite (?)