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Kashmir sapphire
Kashmir sapphire

Star Ruby
Star Ruby



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Kashmir sapphire
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Star Ruby

Kashmir sapphire and Star Ruby Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
None
-9999
Al2O3
 
-
-
-
3.95-4.10
Uneven
None
-9999
Al 2O 3Michael O’Donoghue , Gems, Sixth Edition (2006)

Kashmir sapphire and Star Ruby Chemical Formula

While comparing Kashmir sapphire and Star Ruby 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 Kashmir sapphire and Star Ruby chemical formula.

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Kashmir sapphire and Star Ruby Specific Gravity

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