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Diopside and Black Opal Physical Properties


Black Opal and Diopside Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.22-3.40   
1.97-2.22   

Fracture
Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Conchoidal   
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)   

Cleavage
Distinct/good on {110}   
Not Available   

Mohs Hardness
5-6   
6-6.5   

Chemical Composition
CaMgSi2O6   
SiO 2 + H 2OUlrich Henn and Claudio C.   

Optical Properties >>
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Diopside and Black Opal Chemical Formula

While comparing Diopside 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 Diopside and Black Opal chemical formula.

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Diopside and Black Opal Specific Gravity

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

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