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Moldavite and Sylvite Physical Properties


Sylvite and Moldavite Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Soluble   

Durability
Not Available   
Not Available   

Specific Gravity
2.32-2.38   
1.993   

Fracture
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)   
Uneven, Brittle   

Cleavage
Not Available   
Perfect on [100], [010], [001]   

Mohs Hardness
5.5   
2.5   

Chemical Composition
SiO 2(+Al 2O 3)Walter Schumann , Gemstones of the world (2001)   
Not Available   

Optical Properties >>
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Moldavite and Sylvite Chemical Formula

While comparing Moldavite and Sylvite 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 Sylvite chemical formula.

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Moldavite and Sylvite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Moldavite and Sylvite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Moldavite and Sylvite Optical Properties during the identification of gemstone. Specific gravity of Moldavite is 1.993 whereas that of Sylvite is 1.993.

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