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Charlesite
Charlesite

Powellite
Powellite



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Charlesite
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Powellite

Charlesite and Powellite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
1.79
Irregular/uneven
Perfect on {10bar10}
2.5
Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)
 
-
-
-
4.23
Conchoidal
{111} Distinct
3.5-4
CaMoO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Charlesite and Powellite Chemical Formula

While comparing Charlesite 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 Charlesite and Powellite chemical formula.

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Charlesite and Powellite Specific Gravity

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