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Pargasite
Pargasite

Pyrope
Pyrope



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Pargasite
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Pyrope

Pargasite and Pyrope 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)
 
-
insoluble in water
-
3.62-3.87
Conchoidal
None
7-7.5
Mg 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Pargasite and Pyrope Chemical Formula

While comparing Pargasite and Pyrope 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 Pyrope chemical formula.

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Pargasite and Pyrope Specific Gravity

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