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Sapphire and Kurnakovite Physical Properties


Kurnakovite and Sapphire Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
insoluble   
Soluble   

Durability
Not Available   
Not Available   

Specific Gravity
3.95-4.03   
1.847-1.852   

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

Cleavage
None, but may exhibit parting   
Poor to indistinct on {010}   

Mohs Hardness
9   
2-3   

Chemical Composition
Al 2 O 3   
Not Available   

Optical Properties >>
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Sapphire and Kurnakovite Chemical Formula

While comparing Sapphire and Kurnakovite 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 Kurnakovite chemical formula.

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Sapphire and Kurnakovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sapphire and Kurnakovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sapphire and Kurnakovite Optical Properties during the identification of gemstone. Specific gravity of Sapphire is 1.847-1.852 whereas that of Kurnakovite is 1.847-1.852.

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