Mineralogy Database

Fluoro-alumino-magnesiotaramite Mineral Data

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General Fluoro-alumino-magnesiotaramite Information

Help on Chemical  Formula: Chemical Formula: Na(CaNa)(Mg3Al2)(Si6Al2)O22F2
Help on Composition: Composition: Molecular Weight = 882.71 gm
   Sodium      4.58 %  Na    6.18 % Na2O
   Calcium     5.49 %  Ca    7.69 % CaO
   Magnesium   5.84 %  Mg    9.68 % MgO
   Titanium    0.16 %  Ti    0.27 % TiO2
   Manganese   0.12 %  Mn    0.16 % MnO
   Aluminum    9.29 %  Al   17.56 % Al2O3
   Iron       11.45 %  Fe    9.20 % FeO /  6.15 % Fe2O3
   Silicon    19.09 %  Si   40.84 % SiO2
   Hydrogen    0.11 %  H     0.98 % H2O
   Oxygen     41.62 %  O
   Fluorine    2.24 %  F     2.24 % F
                -   %   F    -0.94 % -O=F2    
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mn2+0.02Na0.99Fe2+0.02Na0.77Ca1.21Fe2+1.11Mg2.12Al1.04Fe3+0.68Ti0.03Si6Al2 O22F1.04(OH)0.96
Help on Environment: Environment: Replaced the amphibole formed under high-P eclogite facies conditions (floronyb´┐Żite) when uplift and retrogression toward amphibolite-facies conditions occurred. Amphibole group
Help on IMA Status: IMA Status: Approved IMA 2006 (Dana # Added)
Help on Locality: Locality: Jianchang, Su-Lu coesite-eclogite province, China Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named as per current IMA amphibole nomenclature (Burke and Leake 2004; Can. Mineral., 42, 1881-1883).
Help on Synonym: Synonym: IMA2006-025