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Sapphire and Bytownite Physical Properties


Bytownite and Sapphire Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
insoluble   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.95-4.03   
2.72-2.75   

Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)   
Uneven, Uneven, Gems, Sixth Edition (2006)   

Cleavage
None, but may exhibit parting   
Perfect on [001], good on [010], imperfect on [110]   

Mohs Hardness
9   
6-6.5   

Chemical Composition
Al 2 O 3   
Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael O’Donoghue , Gems, Sixth Edition (2006)   

Optical Properties >>
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Sapphire and Bytownite Chemical Formula

While comparing Sapphire and Bytownite 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 Sapphire and Bytownite chemical formula.

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Sapphire and Bytownite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sapphire and Bytownite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sapphire and Bytownite Optical Properties during the identification of gemstone. Specific gravity of Sapphire is 2.72-2.75 whereas that of Bytownite is 2.72-2.75.

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