Mineralogy Database

Frondelite Mineral Data

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General Frondelite Information

Help on Chemical  Formula: Chemical Formula: Mn++Fe+++4(PO4)3(OH)5
Help on Composition: Composition: Molecular Weight = 648.28 gm
   Manganese    8.47 %  Mn   10.94 % MnO
   Iron        34.46 %  Fe   49.27 % Fe2O3
   Phosphorus  14.33 %  P    32.84 % P2O5
   Hydrogen     0.78 %  H     6.95 % H2O
   Oxygen      41.96 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mn2+Fe3+4(PO4)3(OH)5
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1949
Help on Locality: Locality: Sapucaia pegmatite, Conselheiro Pe´┐Ża, Galileia, Minas Gerais, Brazil Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Clifford Frondel (1907-2002), one of the founders of Mineralogical Society of America and one of the authors of Dana's Mineralogy, 7th edition.
Help on Name Pronunciation: Name Pronunciation: Frondelite + Pronunciation Say FRONDELITE