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Girasol and Beryllonite Physical Properties


Beryllonite and Girasol Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
1.98-2.50   
2.79-2.87   

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

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

Mohs Hardness
5.5-6.5   
5.5-6   

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

Optical Properties >>
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Girasol and Beryllonite Chemical Formula

While comparing Girasol and Beryllonite 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 Girasol and Beryllonite chemical formula.

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Girasol and Beryllonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Girasol and Beryllonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Girasol and Beryllonite Optical Properties during the identification of gemstone. Specific gravity of Girasol is 2.79-2.87 whereas that of Beryllonite is 2.79-2.87.

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