Mineralogy Database

Ferrosaponite Mineral Data

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General Ferrosaponite Information

Help on Chemical  Formula: Chemical Formula: Ca0.3(Fe++,Mg,Fe+++)3(Si,Al)4O10(OH)2•4(H2O)
Help on Composition: Composition: Molecular Weight = 526.49 gm
   Potassium   0.07 %  K     0.09 % K2O
   Sodium      0.17 %  Na    0.24 % Na2O
   Calcium     2.36 %  Ca    3.30 % CaO
   Magnesium   3.92 %  Mg    6.51 % MgO
   Aluminum    5.18 %  Al    9.78 % Al2O3
   Iron       22.38 %  Fe   21.02 % FeO /  8.64 % Fe2O3
   Silicon    15.31 %  Si   32.75 % SiO2
   Hydrogen    1.98 %  H    17.67 % H2O
   Oxygen     48.62 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca0.31Na0.04K0.01Fe2+1.54Mg0.85Fe3+0.45Si2.87Al1.01Fe3+0.12O9.67(OH)2.33�4(H2O)
Help on Environment: Environment: Hydrothermal mineral. Smectite group
Help on IMA Status: IMA Status: Approved IMA 2003 (Dana # Added)
Help on Locality: Locality: Levoberezhye "Iceland Spar" deposit near the Nizhnyaya Tunguska River, Evenkiya, Siberia, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named as the Fe2+ dominant analog of saponte.
Help on Synonym: Synonym: IMA2002-028