Mineralogy Database

Sapphirine Mineral Data

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General Sapphirine Information

Help on Chemical Formula: Chemical Formula: (Mg,Al)8(Al,Si)6O20
Help on Composition: Composition: Molecular Weight = 683.33 gm
   Magnesium  21.34 %  Mg   35.39 % MgO
   Aluminum   25.67 %  Al   48.49 % Al2O3
   Silicon     6.17 %  Si   13.19 % SiO2
   Oxygen     46.83 %  O
             ______        ______ 
             100.00 %       97.07 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mg6Al6.5Si1.5O20
Help on Environment: Environment: Magmatic and metamorphic rocks.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1819
Help on Locality: Locality: St. Urbain, Charlevoix Co., Quebec, Canada. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after its blue color.
Help on Name Pronunciation: Name Pronunciation: Sapphirine + Pronunciation Say SAPPHIRINE