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Humite
Humite

Pargasite
Pargasite



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Humite
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Pargasite

Humite and Pargasite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
3.20-3.32
Uneven, Conchoidal
Poor
6-6.5
(Mg,Fe2+ ) 7(SiO 4) 3(F,OH) 2Anthony 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)

Humite and Pargasite Chemical Formula

While comparing Humite 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 Humite and Pargasite chemical formula.

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Humite and Pargasite Specific Gravity

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