Mineralogy Database

Benyacarite Mineral Data

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General Benyacarite Information

Help on Chemical Formula: Chemical Formula: (H2O,K)2Ti(Mn++,Fe++)2(Fe+++,Ti)2Ti(PO4)4(O,F)2•14(H2O)
Help on Composition: Composition: Molecular Weight = 959.61 gm
   Potassium    1.22 %  K     1.47 % K2O
   Sodium       0.24 %  Na    0.32 % Na2O
   Magnesium    0.25 %  Mg    0.42 % MgO
   Titanium     7.98 %  Ti   13.32 % TiO2
   Manganese    8.59 %  Mn   11.09 % MnO
   Aluminum     0.28 %  Al    0.53 % Al2O3
   Iron        10.48 %  Fe    2.99 % FeO / 11.65 % Fe2O3
   Phosphorus  12.91 %  P    29.58 % P2O5
   Hydrogen     3.11 %  H    27.78 % H2O
   Oxygen      53.35 %  O
   Fluorine     1.58 %  F     1.58 % F
                 -   %   F    -0.67 % -O=F2    
              ______        ______ 
              100.00 %      100.08 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: (H2O)0.8K0.3Na0.1Mn2+1.5Fe2+0.4Mg0.1Fe3+1.4Ti0.6Al0.1Ti(PO4)4O1.2F0.8�14(H2O)
Help on Environment: Environment: Phosphate-bearing granitic pegmatites.
Help on IMA Status: IMA Status: Approved IMA 1993
Help on Locality: Locality: El Criollo mine, Cerro Balnco mining district in the Sierra Grande, near Tanti, Cordoba Province, Argentina. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For Maria Angelica R. de Benyacar (1928-), Comision Nacional de Energia Atomica, Buenos Ares, Argentina, for her contribution to mineralogical studies.
Help on Name Pronunciation: Name Pronunciation: Benyacarite + Pronunciation Say BENYACARITE
Help on Synonym: Synonym: ICSD 67962
  IMA1995-002
  PDF 44-1404