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Zoisite
Zoisite

Sardonyx
Sardonyx



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Zoisite
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Sardonyx

Zoisite and Sardonyx Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.20-3.50
Uneven, Conchoidal, Even
Perfect {010} imperfect {100}
6-7
Ca2Al3(SiO4)3(OH)
 
-
-
-
2.55-2.70
-
None
6.5-7
SiO 2Ulrich Henn and Claudio C.

Zoisite and Sardonyx Chemical Formula

While comparing Zoisite 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 Zoisite and Sardonyx chemical formula.

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Zoisite and Sardonyx Specific Gravity

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