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Sardonyx
Sardonyx

Variscite
Variscite



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Sardonyx
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Variscite

Sardonyx and Variscite 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.
 
-
-
-
2.42-2.58
Conchoidal, Splintery, ConchoidalWalter Schumann
[010] perfect
4-5
AlPO4 · 2(H2O)

Sardonyx and Variscite Chemical Formula

While comparing Sardonyx and Variscite 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 Variscite chemical formula.

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Sardonyx and Variscite Specific Gravity

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