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Pargasite
Pargasite

Charlesite
Charlesite



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Pargasite
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Charlesite

Pargasite and Charlesite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
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)
 
Brittle
-
-
1.79
Irregular/uneven
Perfect on {10bar10}
2.5
Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)

Pargasite and Charlesite Chemical Formula

While comparing Pargasite and Charlesite 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 Pargasite and Charlesite chemical formula.

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Pargasite and Charlesite Specific Gravity

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