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Serendibite and Black Opal Physical Properties


Black Opal and Serendibite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.43-3.44   
1.97-2.22   

Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)   
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)   

Cleavage
None Observed   
Not Available   

Mohs Hardness
6.5-7   
6-6.5   

Chemical Composition
Ca 2(Mg,Al) 6(Si,Al,B) 6O 20Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
SiO 2 + H 2OUlrich Henn and Claudio C.   

Optical Properties >>
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Serendibite and Black Opal Chemical Formula

While comparing Serendibite 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 Serendibite and Black Opal chemical formula.

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Serendibite and Black Opal Specific Gravity

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

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