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Dumortierite
Dumortierite

Sardonyx
Sardonyx



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Dumortierite
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Sardonyx

Dumortierite and Sardonyx Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.26-3.41
Fibrous, ConchoidalWalter Schumann
Distinct on {100}, poor on {110}; parting on {001}
7-8.5
AlAl6O3BSi3O18
 
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-
-
2.55-2.70
-
None
6.5-7
SiO 2Ulrich Henn and Claudio C.

Dumortierite and Sardonyx Chemical Formula

While comparing Dumortierite and Sardonyx 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 Dumortierite and Sardonyx chemical formula.

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Dumortierite and Sardonyx Specific Gravity

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