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Sodalite and Foitite Physical Properties


Foitite 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   
3.17   

Fracture
Conchoidal, Uneven, UnevenArthur Thomas, Brittle   
Handbook of mineralogy (2001)   

Cleavage
Poor on {110}   
None   

Mohs Hardness
5-6   
7   

Chemical Composition
Na8Al6Si6O24Cl2   
Na x[Fe2+2(Al,Fe3+ )]Al 6(BO 3) 3Si 6O 18(OH) 4Anthony et al , Handbook of mineralogy (2001)   

Optical Properties >>
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Sodalite and Foitite Chemical Formula

While comparing Sodalite and Foitite 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 Foitite chemical formula.

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Sodalite and Foitite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sodalite and Foitite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sodalite and Foitite Optical Properties during the identification of gemstone. Specific gravity of Sodalite is 3.17 whereas that of Foitite is 3.17.

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