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Umbalite
Umbalite

Pargasite
Pargasite



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Umbalite
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Pargasite

Umbalite and Pargasite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.62-4.33
Uneven
Indiscernible
7-7.5
Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)
 
-
-
-
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)

Umbalite and Pargasite Chemical Formula

While comparing Umbalite 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 Umbalite and Pargasite chemical formula.

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Umbalite and Pargasite Specific Gravity

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