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Romanchite
Romanchite

Pargasite
Pargasite



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Romanchite
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Pargasite

Romanchite and Pargasite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
4.70-4.74
-
None
5-6
BaAl2Si2O8
 
-
-
-
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)

Romanchite and Pargasite Chemical Formula

While comparing Romanchite 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 Romanchite and Pargasite chemical formula.

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Romanchite and Pargasite Specific Gravity

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