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Rubellite and Shigaite Physical Properties


Shigaite and Rubellite Physical Properties


Physical Properties

Tenacity
Not Available   
Moderately flexible   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.01-3.06   
2.32   

Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)   
Flexible Flexible fragments.   

Cleavage
Not Available   
Perfect on {0001}   

Mohs Hardness
7-7.5   
2   

Chemical Composition
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.   
Not Available   

Optical Properties >>
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Rubellite and Shigaite Chemical Formula

While comparing Rubellite and Shigaite 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 Rubellite and Shigaite chemical formula.

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Rubellite and Shigaite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rubellite and Shigaite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rubellite and Shigaite Optical Properties during the identification of gemstone. Specific gravity of Rubellite is 2.32 whereas that of Shigaite is 2.32.

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