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Pezzottaite and Girasol Physical Properties


Girasol and Pezzottaite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.90-3.14   
1.98-2.50   

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

Cleavage
Imperfect; basal   
Not Available   

Mohs Hardness
7.5-8   
5.5-6.5   

Chemical Composition
(Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.   
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)   

Optical Properties >>
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Pezzottaite and Girasol Chemical Formula

While comparing Pezzottaite and Girasol 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 Pezzottaite and Girasol chemical formula.

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Pezzottaite and Girasol Specific Gravity

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

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