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Ruby and Sinhalite Physical Properties


Sinhalite and Ruby Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.97-4.05   
3.46-3.50   

Fracture
Conchoidal   
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle   

Cleavage
No true cleavage   
Not Available   

Mohs Hardness
9   
6-7   

Chemical Composition
Al 2 O 3   
MgAlBO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Ruby and Sinhalite Chemical Formula

While comparing Ruby and Sinhalite 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 Ruby and Sinhalite chemical formula.

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Ruby and Sinhalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ruby and Sinhalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby and Sinhalite Optical Properties during the identification of gemstone. Specific gravity of Ruby is 3.46-3.50 whereas that of Sinhalite is 3.46-3.50.

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