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Pearl
Pearl

Powellite
Powellite



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Pearl
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Powellite

Pearl and Powellite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.60-2.85
-
none
2.5-4.5
CaCO3
 
-
-
-
4.23
Conchoidal
{111} Distinct
3.5-4
CaMoO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Pearl and Powellite Chemical Formula

While comparing Pearl and Powellite 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 Pearl and Powellite chemical formula.

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Pearl and Powellite Specific Gravity

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