Mineralogy Database

Zincostaurolite Mineral Data

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General Zincostaurolite Information

Help on Chemical  Formula: Chemical Formula: [ ]4Zn4Al16(Al,[ ])2Si8O40[O6,(OH)2]
Help on Composition: Composition: Molecular Weight = 1,667.40 gm
   Lithium     0.21 %  Li    0.46 % Li2O
   Magnesium   0.28 %  Mg    0.46 % MgO
   Titanium    0.06 %  Ti    0.10 % TiO2
   Aluminum   29.01 %  Al   54.82 % Al2O3
   Zinc        9.61 %  Zn   11.96 % ZnO
   Iron        1.11 %  Fe    1.42 % FeO
   Silicon    13.48 %  Si   28.83 % SiO2
   Hydrogen    0.22 %  H     1.98 % H2O
   Oxygen     46.03 %  O
             ______        ______ 
             100.00 %      100.02 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Fe2+0.13Mg0.1Zn2.45Li0.51Fe2+0.2Al15.98Ti0.02Al1.95Mg0.09Si8O44.3(OH)3.67
Help on Environment: Environment: Meta-bauxite in a karst-filled limestone (marbles).
Help on IMA Status: IMA Status: Approved IMA 2003 (Dana #Added)
Help on Locality: Locality: Zermatt Valley, Swiss Western Alps Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named as the Zinc-dominant analog of staurolite.
Help on Synonym: Synonym: IMA1992-036