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Sardonyx and Wood Opal Physical Properties


Wood Opal and Sardonyx Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.55-2.70   
1.98-2.50   

Fracture
Not Available   
Not Available   

Cleavage
Not Available   
Not Available   

Mohs Hardness
6.5-7   
5.5-6.5   

Chemical Composition
SiO 2Ulrich Henn and Claudio C.   
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)   

Optical Properties >>
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Sardonyx and Wood Opal Chemical Formula

While comparing Sardonyx and Wood Opal 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 Wood Opal chemical formula.

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Sardonyx and Wood Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sardonyx and Wood Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sardonyx and Wood Opal Optical Properties during the identification of gemstone. Specific gravity of Sardonyx is 1.98-2.50 whereas that of Wood Opal is 1.98-2.50.

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