Chlorite group and Pargasite Physical Properties

Chlorite group and Pargasite Chemical Formula

While comparing Chlorite group 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 Chlorite group and Pargasite chemical formula.

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• Chemical formula of Pargasite- NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Chlorite group and Pargasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chlorite group and Pargasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chlorite group and Pargasite Optical Properties during the identification of gemstone. Specific gravity of Chlorite group is 3.04-3.26 whereas that of Pargasite is 3.04-3.26.