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Sulphur and Black Opal Physical Properties


Black Opal and Sulphur Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.05-2.08   
1.97-2.22   

Fracture
Not Available   
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)   

Cleavage
Not Available   
Not Available   

Mohs Hardness
Not Available   
6-6.5   

Chemical Composition
SWalter Schumann , Gemstones of the world (2001)   
SiO 2 + H 2OUlrich Henn and Claudio C.   

Optical Properties >>
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Sulphur and Black Opal Chemical Formula

While comparing Sulphur and Black 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 Sulphur and Black Opal chemical formula.

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Sulphur and Black Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sulphur and Black Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sulphur and Black Opal Optical Properties during the identification of gemstone. Specific gravity of Sulphur is 1.97-2.22 whereas that of Black Opal is 1.97-2.22.

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