Mineralogy Database

Trattnerite Mineral Data

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General Trattnerite Information

Help on Chemical  Formula: Chemical Formula: (Fe,Mg)2(Mg,Fe)3(Si12O30)
Help on Composition: Composition: Molecular Weight = 1,017.34 gm
   Potassium   0.27 %  K     0.32 % K2O
   Sodium      0.07 %  Na    0.09 % Na2O
   Magnesium   5.88 %  Mg    9.75 % MgO
   Titanium    0.05 %  Ti    0.08 % TiO2
   Manganese   0.43 %  Mn    0.56 % MnO
   Aluminum    0.11 %  Al    0.20 % Al2O3
   Zinc        0.32 %  Zn    0.40 % ZnO
   Iron       12.57 %  Fe    2.12 % FeO / 15.62 % Fe2O3
   Silicon    33.13 %  Si   70.87 % SiO2
   Oxygen     47.18 %  O
             ______        ______ 
             100.00 %      100.01 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: K0.07Na0.03Mg2.46Fe3+1.99Fe2+0.3Mn2+0.08Zn0.05Al0.04Ti0.01Si12O30
Help on Environment: Environment: In small cavities of a silica-rich xenolith in a ha´┐Żyne nephelinite lava flow. Milarite group; structure determined
Help on IMA Status: IMA Status: Approved IMA 2004 (Dana # Added)
Help on Locality: Locality: In a quarry near the village of Wilhelmsdorf, south-southeast of Bad Gleichenberg, eastern Styria, Austria Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Walter Trattner, a mineral collector with excellent knowledge of the mineralogy of the area in which the species was found.
Help on Synonym: Synonym: IMA2002-002