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Pezzottaite and Cryolite Physical Properties


Cryolite and Pezzottaite Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Soluble   

Durability
Not Available   
Not Available   

Specific Gravity
2.90-3.14   
2.97   

Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle   
Uneven   

Cleavage
Imperfect; basal   
None observed   

Mohs Hardness
7.5-8   
2.5   

Chemical Composition
(Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.   
Na 3AlF 6Ulrich Henn and Claudio C.   

Optical Properties >>
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Pezzottaite and Cryolite Chemical Formula

While comparing Pezzottaite and Cryolite 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 Pezzottaite and Cryolite chemical formula.

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Pezzottaite and Cryolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pezzottaite and Cryolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pezzottaite and Cryolite Optical Properties during the identification of gemstone. Specific gravity of Pezzottaite is 2.97 whereas that of Cryolite is 2.97.

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