Mineralogy Database

Cheralite-(Ce) Mineral Data

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General Cheralite-(Ce) Information

Help on Chemical  Formula: Chemical Formula: (Ce,Ca,Th)(P,Si)O4
Help on Composition: Composition: Molecular Weight = 239.85 gm
   Calcium           5.01 %  Ca    7.01 % CaO
   Lanthanum         5.79 %  La    6.79 % La2O3
   Cerium           11.68 %  Ce   13.68 % Ce2O3
   La,Ce,Pr,Nd,Sm,   3.00 %  RE    3.50 % REE2O3
   Thorium          29.02 %  Th   33.02 % ThO2
   Silicon           1.17 %  Si    2.51 % SiO2
   Phosphorus       11.62 %  P    26.63 % P2O5
   Neodymium         6.01 %  Nd    7.01 % Nd2O3
   Oxygen           26.68 %  O
                   ______        ______ 
                   100.00 %      100.17 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Th0.3Ca0.3Ce0.2Nd0.1La0.1REE0.05(PO4)0.9(SiO4)0.1
Help on Environment: Environment: Disseminated in a kaolinitized pegmatite dike. Cheralite-(Ce) (1953) is now regarded as Ca-rich monazite-(Ce).
Help on IMA Status: IMA Status: Discredited IMA 2006 - Valid Species (Pre-IMA) 1953
Help on Locality: Locality: From Kuttankuli (Kuttakuzhi), about 42 km east-southeast of Trivandrum, Kerala State, India. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For Chera (Kerala), an ancient Dravidian kingdom predating Travancor (now Kerala State), India.
Help on Synonym: Synonym: Brabantite
  ICSD 81115
  PDF 33-1095