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Moldavite and Sapphire Physical Properties


Sapphire and Moldavite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
insoluble   

Durability
Not Available   
Not Available   

Specific Gravity
2.32-2.38   
3.95-4.03   

Fracture
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)   
Uneven, Uneven, Gems, Sixth Edition (2006)   

Cleavage
Not Available   
None, but may exhibit parting   

Mohs Hardness
5.5   
9   

Chemical Composition
SiO 2(+Al 2O 3)Walter Schumann , Gemstones of the world (2001)   
Al 2 O 3   

Optical Properties >>
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Moldavite and Sapphire Chemical Formula

While comparing Moldavite and Sapphire 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 Moldavite and Sapphire chemical formula.

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Moldavite and Sapphire Specific Gravity

Another important criteria for qualitative analysis of gemstones is Moldavite and Sapphire Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Moldavite and Sapphire Optical Properties during the identification of gemstone. Specific gravity of Moldavite is 3.95-4.03 whereas that of Sapphire is 3.95-4.03.

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