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Sardonyx
Sardonyx

Beryllonite
Beryllonite



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Sardonyx
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Beryllonite

Sardonyx and Beryllonite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.55-2.70
-
None
6.5-7
SiO 2Ulrich Henn and Claudio C.
 
Brittle
-
-
2.79-2.87
Conchoidal
{010} perfect; {100} good, interrupted; {101} indistinct; {001} in traces
5.5-6
NaBePO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Sardonyx and Beryllonite Chemical Formula

While comparing Sardonyx and Beryllonite 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 Sardonyx and Beryllonite chemical formula.

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Sardonyx and Beryllonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sardonyx and Beryllonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sardonyx Vs Beryllonite during the identification of gemstone. Specific gravity of Sardonyx is whereas that of Beryllonite is .