Mineralogy Database

Elbaite Mineral Data

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General Elbaite Information

Help on Chemical  Formula: Chemical Formula: Na(Li,Al)3Al6(BO3)3Si6O18(OH)4
Help on Composition: Composition: Molecular Weight = 916.68 gm
   Sodium     2.51 %  Na    3.38 % Na2O
   Lithium    1.89 %  Li    4.07 % Li2O
   Aluminum  19.13 %  Al   36.15 % Al2O3
   Silicon   18.38 %  Si   39.33 % SiO2
   Boron      3.54 %  B    11.39 % B2O3
   Hydrogen   0.44 %  H     3.93 % H2O
   Oxygen    54.11 %  O
            ______        ______ 
            100.00 %       98.25 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: NaLi2.5Al6.5(BO3)3Si6O18(OH)4
Help on Environment: Environment: Granitic pegmatites characterized by hydrothermal replacement.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1908 (Dana # Changed)
Help on Locality: Locality: Island of Elba, Italy. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Elbaite Say ELBAITE
Help on Synonym: Synonym: Achroite - colorless
  Elbaite - (61.3.1.6)
  ICSD 9252
  Indicolite - blue
  PDF 49-1833
  Rubellite - red or pink
  Tsilaisite - Mn-bearing elbaite