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Bertrandite
Bertrandite

Labradorite
Labradorite



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Bertrandite
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Labradorite

Bertrandite and Labradorite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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-
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2.59-2.60
-
{001} Perfect, {110} Distinct, {101} Distinct
6-7
Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)
 
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2.69-2.72
Uneven, Conchoidal
Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}
6-6.5
(Na,Ca)1-2Si3-2O8

Bertrandite and Labradorite Chemical Formula

While comparing Bertrandite 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 Bertrandite and Labradorite chemical formula.

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Bertrandite and Labradorite Specific Gravity

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