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Hemimorphite and Cryolite Physical Properties


Cryolite and Hemimorphite Physical Properties


Physical Properties

Tenacity
Brittle   
Brittle   

Solubility
Soluble   
Soluble   

Durability
Not Available   
Not Available   

Specific Gravity
3.30-3.50   
2.97   

Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle   
Uneven   

Cleavage
Perfect on {110}, poor on {101}, {001} rare   
None observed   

Mohs Hardness
5   
2.5   

Chemical Composition
Zn 4Si 2O 7(OH) 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
Na 3AlF 6Ulrich Henn and Claudio C.   

Optical Properties >>
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Hemimorphite and Cryolite Chemical Formula

While comparing Hemimorphite 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 Hemimorphite and Cryolite chemical formula.

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Hemimorphite and Cryolite Specific Gravity

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

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