Poudretteite and Chlorite group Physical Properties

Poudretteite and Chlorite group Chemical Formula

While comparing Poudretteite and Chlorite group 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 Poudretteite and Chlorite group chemical formula.

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

Poudretteite and Chlorite group Specific Gravity

Another important criteria for qualitative analysis of gemstones is Poudretteite and Chlorite group Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Poudretteite and Chlorite group Optical Properties during the identification of gemstone. Specific gravity of Poudretteite is 2.6-3.3 whereas that of Chlorite group is 2.6-3.3.