Mineralogy Database

Harrisonite Mineral Data

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General Harrisonite Information

Help on Chemical Formula: Chemical Formula: Ca(Fe++,Mg)6(PO4)2(SiO4)2
Help on Composition: Composition: Molecular Weight = 732.77 gm
   Calcium      5.47 %  Ca    7.65 % CaO
   Magnesium    2.32 %  Mg    3.85 % MgO
   Iron        41.16 %  Fe   52.95 % FeO
   Silicon      7.67 %  Si   16.40 % SiO2
   Phosphorus   8.45 %  P    19.37 % P2O5
   Oxygen      34.93 %  O
              ______        ______ 
              100.00 %      100.22 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: CaFe2+5.4Mg0.7(PO4)2(SiO4)2
Help on Environment: Environment: Constituent in a layered iron silicate-quartz-apatite body in gneisses, probably a shaly and phosphatic iron formation metamorphosed to the granulite facies.
Help on IMA Status: IMA Status: Approved IMA 1993 (Dana # Added)
Help on Locality: Locality: Arcedeckne Island, near the Boothia Peninsula, District of Franklin, Arctic Canada. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for James Merritt Harrison (1915-1990), tth former director of the Canadian Geological Service.
Help on Name Pronunciation: Name Pronunciation: Harrisonite + Pronunciation Say HARRISONITE
Help on Synonym: Synonym: ICSD 75926
  IMA1991-010
  PDF 46-1433