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Pargasite
Pargasite

Jet
Jet



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Pargasite
X
Jet

Pargasite and Jet Physical Properties

Jet
Jet
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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)
 
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-
-
1.19-1.35
ConchoidalWalter Schumann
None
2.5-4
C

Pargasite and Jet Chemical Formula

While comparing Pargasite and Jet 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 Jet chemical formula.

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Pargasite and Jet Specific Gravity

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