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Kashmir sapphire
Kashmir sapphire

Boulder Opal
Boulder Opal



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Kashmir sapphire
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Boulder Opal

Kashmir sapphire and Boulder Opal Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
None
-9999
Al2O3
 
-
-
-
1.98-2.25
Conchoidal
None
5-6.5
SiO 2 + H 2OUlrich Henn and Claudio C.

Kashmir sapphire and Boulder Opal Chemical Formula

While comparing Kashmir sapphire and Boulder 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 Kashmir sapphire and Boulder Opal chemical formula.

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Kashmir sapphire and Boulder Opal Specific Gravity

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