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Sodalite and Labradorite Physical Properties


Labradorite and Sodalite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Soluble   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.15-2.40   
2.69-2.72   

Fracture
Conchoidal, Uneven, UnevenArthur Thomas, Brittle   
Uneven, Conchoidal, Gems, Sixth Edition (2006)   

Cleavage
Poor on {110}   
Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}   

Mohs Hardness
5-6   
6-6.5   

Chemical Composition
Na8Al6Si6O24Cl2   
(Na,Ca)1-2Si3-2O8   

Optical Properties >>
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Sodalite and Labradorite Chemical Formula

While comparing Sodalite 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 Sodalite and Labradorite chemical formula.

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Sodalite and Labradorite Specific Gravity

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

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