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Sapphire
Sapphire

Wax Opal
Wax Opal



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Sapphire
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Wax Opal

Sapphire and Wax Opal Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
insoluble
-
3.95-4.03
Uneven
None, but may exhibit parting
9
Al 2 O 3
 
-
-
-
1.98-2.50
ConchoidalWalter Schumann
None
5.5-6.5
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Sapphire and Wax Opal Chemical Formula

While comparing Sapphire and Wax 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 Sapphire and Wax Opal chemical formula.

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Sapphire and Wax Opal Specific Gravity

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