Mineralogy Database

Apatite Mineral Data

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General Apatite Information

Help on Chemical  Formula: Chemical Formula: Ca5(PO4)3(OH,F,Cl)
Help on Composition: Composition: Molecular Weight = 509.12 gm
   Calcium     39.36 %  Ca   55.07 % CaO
   Phosphorus  18.25 %  P    41.82 % P2O5
   Hydrogen     0.07 %  H     0.59 % H2O
   Chlorine     2.32 %  Cl    2.32 % Cl
                 -   %   Cl   -0.52 % -O=Cl2   
   Oxygen      38.76 %  O
   Fluorine     1.24 %  F     1.24 % F
                 -   %   F    -0.52 % -O=F2    
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca5(PO4)3(OH)0.33F0.33Cl0.33
Help on Environment: Environment: Apatite is now a group name for a series of related minerals.
Help on IMA Status: IMA Status: Not Approved IMA
Help on Locality: Locality: Common world wide. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named in 1788 from the Greek apatao - "I am misleading."
Help on Name Pronunciation: Name Pronunciation: Apatite Say APATITE
Help on Synonym: Synonym: Davisonite - mixture with crandallite
  Dennisonite - mixture with crandallite