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White Opal and Sapphirine Physical Properties


Sapphirine and White Opal Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
1.98-2.50   
3.40-3.58   

Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001)   
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Uneven   

Cleavage
Not Available   
{010} Perfect   

Mohs Hardness
5.5-6.5   
7.5   

Chemical Composition
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)   
(Al,Mg) 8(Al,Si) 6O 20Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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White Opal and Sapphirine Chemical Formula

While comparing White Opal and Sapphirine 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 White Opal and Sapphirine chemical formula.

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White Opal and Sapphirine Specific Gravity

Another important criteria for qualitative analysis of gemstones is White Opal and Sapphirine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use White Opal and Sapphirine Optical Properties during the identification of gemstone. Specific gravity of White Opal is 3.40-3.58 whereas that of Sapphirine is 3.40-3.58.

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