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Powellite
Powellite

Sapphire
Sapphire



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Sapphire

Powellite and Sapphire Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
4.23
Conchoidal
{111} Distinct
3.5-4
CaMoO 4Michael O’Donoghue , Gems, Sixth Edition (2006)
 
-
insoluble
-
3.95-4.03
Uneven
None, but may exhibit parting
9
Al 2 O 3

Powellite and Sapphire Chemical Formula

While comparing Powellite and Sapphire 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 Powellite and Sapphire chemical formula.

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Powellite and Sapphire Specific Gravity

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