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Sapphire
Sapphire

Selenite
Selenite



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Sapphire
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Selenite

Sapphire and Selenite 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
 
-
-
-
-9999
-
Perfect
2
CaSO4·2H2O

Sapphire and Selenite Chemical Formula

While comparing Sapphire and Selenite 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 Selenite chemical formula.

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Sapphire and Selenite Specific Gravity

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