Mineralogy Database

Matioliite Mineral Data

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General Matioliite Information

Help on Chemical Formula: Chemical Formula: NaMgAl5(PO4)4(OH)6•2H2O
Help on Composition: Composition: Molecular Weight = 784.62 gm
   Sodium       2.75 %  Na    3.71 % Na2O
   Calcium      0.05 %  Ca    0.07 % CaO
   Magnesium    2.73 %  Mg    4.52 % MgO
   Manganese    0.07 %  Mn    0.09 % MnO
   Aluminum    16.64 %  Al   31.45 % Al2O3
   Iron         1.71 %  Fe    1.01 % FeO /  1.32 % Fe2O3
   Phosphorus  15.91 %  P    36.45 % P2O5
   Hydrogen     1.74 %  H    15.52 % H2O
   Oxygen      58.40 %  O
              ______        ______ 
              100.00 %       94.15 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na0.94Ca0.01Mg0.88Fe2+0.11Mn2+0.01Al4.84Fe3+0.13(PO4)4.032(OH)5.76�(H2O)
Help on Environment: Environment: Occurs as a secondary mineral in vugs from the Gentil mine granitic pegmatite. Dufrenite group. Magnesium analog of burangaite.
Help on IMA Status: IMA Status: Approved IMA 2005 (Dana # Added)
Help on Locality: Locality: Gentil mine, Mendes Pimentel County, Minas Gerais, Brazil Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named in honor of Paulo Anselmo Matioli (b.1975), mineral collector, founder, and curator of the Museu de Ci�ncias Naturais Jobas "Jose Bonif�cio de Andrada e Silva" Santos, SP, Bra zil.
Help on Synonym: Synonym: IMA2005-011