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Chrysoberyl
Chrysoberyl

Pargasite
Pargasite



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Chrysoberyl
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Pargasite

Chrysoberyl and Pargasite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
3.69-3.81
Uneven, Conchoidal to uneven, ConchoidalWalter Schumann
Distinct on {110}, imperfect on {010}, poor on {001}
8.5
BeAl 2 O 4
 
-
-
-
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)

Chrysoberyl and Pargasite Chemical Formula

While comparing Chrysoberyl 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 Chrysoberyl and Pargasite chemical formula.

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Chrysoberyl and Pargasite Specific Gravity

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