Phlogopite and Charoite Physical Properties

Phlogopite and Charoite Chemical Formula

While comparing Phlogopite and Charoite 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 Phlogopite and Charoite chemical formula.

• Chemical formula of Phlogopite- KMg3(Si3Al)O10(F,OH)2
• Chemical formula of Charoite- K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Phlogopite and Charoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phlogopite and Charoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phlogopite and Charoite Optical Properties during the identification of gemstone. Specific gravity of Phlogopite is 2.54-2.78 whereas that of Charoite is 2.54-2.78.