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Pargasite
Pargasite

Kyanite
Kyanite



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Pargasite
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Kyanite

Pargasite and Kyanite Physical Properties

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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)
 
Brittle
-
-
3.53-3.65
Splintery
[100] perfect [010] imperfect with 79° angle between
4-7
Al2SiO5

Pargasite and Kyanite Chemical Formula

While comparing Pargasite and Kyanite 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 Kyanite chemical formula.

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Pargasite and Kyanite Specific Gravity

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