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Esperite and Moldavite Physical Properties


Moldavite and Esperite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
4.28-4.42   
2.32-2.38   

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

Cleavage
Distinct on [010] and [100] poor on [101]   
Not Available   

Mohs Hardness
5-5.5   
5.5   

Chemical Composition
PbCa 3Zn 4(SiO 4) 4Anthony et al , Handbook of mineralogy (2001)   
SiO 2(+Al 2O 3)Walter Schumann , Gemstones of the world (2001)   

Optical Properties >>
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Esperite and Moldavite Chemical Formula

While comparing Esperite and Moldavite 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 Esperite and Moldavite chemical formula.

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Esperite and Moldavite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Esperite and Moldavite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Esperite and Moldavite Optical Properties during the identification of gemstone. Specific gravity of Esperite is 2.32-2.38 whereas that of Moldavite is 2.32-2.38.

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