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Labradorite
Labradorite

Norbergite
Norbergite



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Labradorite
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Norbergite

Labradorite and Norbergite 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
2.69-2.723.177
Amber
1 7.18
1.5 Fracture
Uneven, Conchoidal, Gems, Sixth Edition (2006)
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
1.6 Cleavage
Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}
{???} Distinct
1.7 Mohs Hardness
6-6.56-6.5
Amber
2 10
1.8 Chemical Composition
(Na,Ca)1-2Si3-2O8
Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)

Labradorite and Norbergite Chemical Formula

While comparing Labradorite and Norbergite 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 Labradorite and Norbergite chemical formula.

  • Chemical formula of Labradorite- (Na,Ca)1-2Si3-2O8
  • Chemical formula of Norbergite- Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)

Labradorite and Norbergite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Labradorite and Norbergite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Labradorite and Norbergite Optical Properties during the identification of gemstone. Specific gravity of Labradorite is 3.177 whereas that of Norbergite is 3.177.