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Antigorite
Antigorite

Pargasite
Pargasite



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Antigorite
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Pargasite

Antigorite and Pargasite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.58-2.80
Conchoidal
{001} Good
5-5.5
(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)
 
-
-
-
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)

Antigorite and Pargasite Chemical Formula

While comparing Antigorite 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 Antigorite and Pargasite chemical formula.

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Antigorite and Pargasite Specific Gravity

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