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Strontianite and Black Opal Physical Properties


Black Opal and Strontianite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.63-3.79   
1.97-2.22   

Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal   
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)   

Cleavage
{110} Good   
Not Available   

Mohs Hardness
3.5   
6-6.5   

Chemical Composition
SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references   
SiO 2 + H 2OUlrich Henn and Claudio C.   

Optical Properties >>
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Strontianite and Black Opal Chemical Formula

While comparing Strontianite 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 Strontianite and Black Opal chemical formula.

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Strontianite and Black Opal Specific Gravity

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

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Green Gemstones


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