Mineralogy Database

Kulkeite Mineral Data

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General Kulkeite Information

Help on Chemical  Formula: Chemical Formula: Na0.35Mg8AlSi7O20(OH)10
Help on Composition: Composition: Molecular Weight = 942.67 gm
   Sodium      0.85 %  Na    1.15 % Na2O
   Magnesium  20.63 %  Mg   34.20 % MgO
   Aluminum    6.87 %  Al   12.98 % Al2O3
   Silicon    19.66 %  Si   42.07 % SiO2
   Hydrogen    1.07 %  H     9.56 % H2O
   Oxygen     50.92 %  O
             ______        ______ 
             100.00 %       99.96 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na0.35Mg8Al2.4Si6.6O20(OH)10
Help on Environment: Environment: Meta-evaporite sequence.
Help on IMA Status: IMA Status: Approved IMA 1980
Help on Locality: Locality: El Mourdur Hill, near Derran, 35 km W of Ksar El Boukhari, Tell Atlas Mountians, Algeria. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Holger Kulke, geologist, Essen, Germany.
Help on Name Pronunciation: Name Pronunciation: Kulkeite Say KULKEITE