Charoite and Verdelite Physical Properties
Charoite and Verdelite Chemical Formula
While comparing Charoite and Verdelite 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 Charoite and Verdelite chemical formula.
- Chemical formula of Charoite- K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Verdelite- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
Charoite and Verdelite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Charoite and Verdelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Charoite and Verdelite Optical Properties during the identification of gemstone. Specific gravity of Charoite is 2.90-3.40 whereas that of Verdelite is 2.90-3.40.