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Elbaite
Elbaite

Labradorite
Labradorite



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Elbaite and Labradorite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.90-3.10
2.69-2.72
1.5 Fracture
Uneven, Conchoidal, Brittle, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
Uneven, Conchoidal, Gems, Sixth Edition (2006)
1.6 Cleavage
Poor/indistinct on {1120} and {1011}
Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}
1.7 Mohs Hardness
7
6-6.5
1.8 Chemical Composition
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references
(Na,Ca)1-2Si3-2O8

Elbaite and Labradorite Chemical Formula

While comparing Elbaite and Labradorite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Elbaite and Labradorite chemical formula.

  • Chemical formula of Elbaite- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references
  • Chemical formula of Labradorite- (Na,Ca)1-2Si3-2O8

Elbaite and Labradorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Elbaite and Labradorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Elbaite and Labradorite Optical Properties during the identification of gemstone. Specific gravity of Elbaite is 2.69-2.72 whereas that of Labradorite is 2.69-2.72.