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Moldavite and Elbaite Physical Properties


Elbaite and Moldavite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.32-2.38   
2.90-3.10   

Fracture
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)   
Uneven, Conchoidal, Brittle, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle   

Cleavage
Not Available   
Poor/indistinct on {1120} and {1011}   

Mohs Hardness
5.5   
7   

Chemical Composition
SiO 2(+Al 2O 3)Walter Schumann , Gemstones of the world (2001)   
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references   

Optical Properties >>
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Moldavite and Elbaite Chemical Formula

While comparing Moldavite and Elbaite 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 Elbaite chemical formula.

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Moldavite and Elbaite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Moldavite and Elbaite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Moldavite and Elbaite Optical Properties during the identification of gemstone. Specific gravity of Moldavite is 2.90-3.10 whereas that of Elbaite is 2.90-3.10.

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