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Star Ruby
Star Ruby

Girasol
Girasol



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Star Ruby
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Girasol

Star Ruby and Girasol Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.95-4.10
Uneven
None
-9999
Al 2O 3Michael O’Donoghue , Gems, Sixth Edition (2006)
 
-
-
-
1.98-2.50
Conchoidal
None
5.5-6.5
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Star Ruby and Girasol Chemical Formula

While comparing Star Ruby 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 Star Ruby and Girasol chemical formula.

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Star Ruby and Girasol Specific Gravity

Another important criteria for qualitative analysis of gemstones is Star Ruby and Girasol Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Star Ruby Vs Girasol during the identification of gemstone. Specific gravity of Star Ruby is whereas that of Girasol is .