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Sodalite and Sunstone Physical Properties


Sunstone 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   
2.62-2.65   

Fracture
Conchoidal, Uneven, UnevenArthur Thomas, Brittle   
Gemstones of the world (2001)   

Cleavage
Poor on {110}   
001   

Mohs Hardness
5-6   
6   

Chemical Composition
Na8Al6Si6O24Cl2   
Microcline: KAlSi3O8 Oligoclase: (Na,Ca)Al1-2Si3-2O8   

Optical Properties >>
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Sodalite and Sunstone Chemical Formula

While comparing Sodalite and Sunstone 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 Sunstone chemical formula.

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Sodalite and Sunstone Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sodalite and Sunstone Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sodalite and Sunstone Optical Properties during the identification of gemstone. Specific gravity of Sodalite is 2.62-2.65 whereas that of Sunstone is 2.62-2.65.

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