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Sinhalite and Cordierite Iolite Physical Properties


Cordierite Iolite and Sinhalite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.46-3.50   
2.56-2.66   

Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle   
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)   

Cleavage
Not Available   
Not Available   

Mohs Hardness
6-7   
7-7.5   

Chemical Composition
MgAlBO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.   

Optical Properties >>
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Sinhalite and Cordierite Iolite Chemical Formula

While comparing Sinhalite and Cordierite Iolite 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 Sinhalite and Cordierite Iolite chemical formula.

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Sinhalite and Cordierite Iolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sinhalite and Cordierite Iolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sinhalite and Cordierite Iolite Optical Properties during the identification of gemstone. Specific gravity of Sinhalite is 2.56-2.66 whereas that of Cordierite Iolite is 2.56-2.66.

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