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Shigaite and Star Ruby Physical Properties


Star Ruby and Shigaite Physical Properties


Physical Properties

Tenacity
Moderately flexible   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.32   
3.95-4.10   

Fracture
Flexible Flexible fragments.   
Uneven, Uneven, Gems, Sixth Edition (2006)   

Cleavage
Perfect on {0001}   
Not Available   

Mohs Hardness
2   
Not Available   

Chemical Composition
Not Available   
Al 2O 3Michael O’Donoghue , Gems, Sixth Edition (2006)   

Optical Properties >>
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Shigaite and Star Ruby Chemical Formula

While comparing Shigaite and Star Ruby 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 Shigaite and Star Ruby chemical formula.

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Shigaite and Star Ruby Specific Gravity

Another important criteria for qualitative analysis of gemstones is Shigaite and Star Ruby Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Shigaite and Star Ruby Optical Properties during the identification of gemstone. Specific gravity of Shigaite is 3.95-4.10 whereas that of Star Ruby is 3.95-4.10.

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