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Powellite
Powellite

Pargasite
Pargasite



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Powellite
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Pargasite

Powellite and Pargasite 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)
 
-
-
-
3.04-3.26
Splintery, Uneven
{110} perfect
5-6
NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Powellite and Pargasite Chemical Formula

While comparing Powellite and Pargasite 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 Pargasite chemical formula.

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Powellite and Pargasite Specific Gravity

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