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Sardonyx
Sardonyx

Rubellite
Rubellite



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Sardonyx
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Rubellite

Sardonyx and Rubellite 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.
 
-
-
-
3.01-3.06
Conchoidal
Indiscernible
7-7.5
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

Sardonyx and Rubellite Chemical Formula

While comparing Sardonyx and Rubellite 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 Rubellite chemical formula.

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Sardonyx and Rubellite Specific Gravity

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