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Powellite
Powellite

Charoite
Charoite



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Charoite

Powellite and Charoite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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-
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4.23
Conchoidal
{111} Distinct
3.5-4
CaMoO 4Michael O’Donoghue , Gems, Sixth Edition (2006)
 
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-
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2.54-2.78
Conchoidal
Good in three directions
5-6
K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Powellite and Charoite Chemical Formula

While comparing Powellite and Charoite 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 Charoite chemical formula.

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Powellite and Charoite Specific Gravity

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