Mineralogy Database

Amicite Mineral Data

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General Amicite Information

Help on Chemical Formula: Chemical Formula: K2Na2Al4Si4O16•5(H2O)
Help on Composition: Composition: Molecular Weight = 690.51 gm
   Potassium  11.32 %  K    13.64 % K2O
   Sodium      6.66 %  Na    8.98 % Na2O
   Aluminum   15.63 %  Al   29.53 % Al2O3
   Silicon    16.27 %  Si   34.81 % SiO2
   Hydrogen    1.46 %  H    13.04 % H2O
   Oxygen     48.66 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: K2Na2Al4Si4O16•5(H2O)
Help on Environment: Environment: In veinlets cutting melilite-nephelinite volcanic rocks and pyroclastics (Hegau, Germany); in natrolite veinlets cutting ijolite-urtite pegmatites and apatite-nepheline rocks (Kola Peninsula, Russia).
Help on IMA Status: IMA Status: Approved IMA 1979
Help on Locality: Locality: In the Howenegg quarry, Hegau, Baden-Wurttemberg, Germany. From the Kukisvumchorr apatite deposit, Khibiny massif, Kola Peninsula, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: To honor Giovan Battista, Amici (1786-1863), physicist, optician, and inventor of microscope optical elements.
Help on Name Pronunciation: Name Pronunciation: Amicite Say AMICITE
Help on Synonym: Synonym: ICSD 8523
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