Mineralogy Database

Britholite-(Ce) Mineral Data

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General Britholite-(Ce) Information

Help on Chemical  Formula: Chemical Formula: (Ce,Ca,Th,La,Nd)5(SiO4,PO4)3(OH,F)
Help on Composition: Composition: Molecular Weight = 762.67 gm
   Calcium     14.71 %  Ca   20.59 % CaO
   Lanthanum    7.29 %  La    8.54 % La2O3
   Cerium      16.53 %  Ce   19.37 % Ce2O3
   Thorium     18.25 %  Th   20.77 % ThO2
   Silicon      9.94 %  Si   21.27 % SiO2
   Phosphorus   2.03 %  P     4.65 % P2O5
   Hydrogen     0.11 %  H     0.94 % H2O
   Neodymium    3.78 %  Nd    4.41 % Nd2O3
   Oxygen      26.85 %  O
   Fluorine     0.50 %  F     0.50 % F
                 -   %   F    -0.21 % -O=F2    
              ______        ______ 
              100.00 %      104.44 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca2.8Ce0.9Th0.6La0.4Nd0.2Si2.7P0.5O12(OH)0.8F0.2
Help on Environment: Environment: In nepheline syenites, pegmatites and contact deposits related to them.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1901
Help on Locality: Locality: Julianehaab, South Greenland. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: From the Greek for weight, in allusion to its density and the content of Ce.
Help on Name Pronunciation: Name Pronunciation: Britholite-(Ce) + Pronunciation Say BRITHOLITE-(CE)
Help on Synonym: Synonym: Beckelite
  Beckelite-(Ce)
  ICSD 33858
  Lessingite
  Lessingite-(Ce)
  PDF 31-892
  Pravdite