Chlorite group and Poudretteite Physical Properties

Chlorite group and Poudretteite Chemical Formula

While comparing Chlorite group and Poudretteite 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 Poudretteite chemical formula.

• Chemical formula of Chlorite group- (Mg,Fe)3(Si,Al)4O10(OH)2·(Mg,Fe)3(OH)6
• Chemical formula of Poudretteite- KNa 2B 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006)

Chlorite group and Poudretteite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chlorite group and Poudretteite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chlorite group and Poudretteite Optical Properties during the identification of gemstone. Specific gravity of Chlorite group is 2.51-2.53 whereas that of Poudretteite is 2.51-2.53.