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Beryllonite and White Opal Physical Properties


White Opal and Beryllonite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.79-2.87   
1.98-2.50   

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

Cleavage
{010} perfect; {100} good, interrupted; {101} indistinct; {001} in traces   
Not Available   

Mohs Hardness
5.5-6   
5.5-6.5   

Chemical Composition
NaBePO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)   

Optical Properties >>
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Beryllonite and White Opal Chemical Formula

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

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Beryllonite and White Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Beryllonite and White Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Beryllonite and White Opal Optical Properties during the identification of gemstone. Specific gravity of Beryllonite is 1.98-2.50 whereas that of White Opal is 1.98-2.50.

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