Carletonite and Dravite Physical Properties

Carletonite and Dravite Chemical Formula

While comparing Carletonite and Dravite 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 Carletonite and Dravite chemical formula.

• Chemical formula of Carletonite- KNa 4Ca 4Si 8O 18(CO 3) 4(OH,F) · H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)
• Chemical formula of Dravite- Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Carletonite and Dravite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Carletonite and Dravite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Carletonite and Dravite Optical Properties during the identification of gemstone. Specific gravity of Carletonite is 3.03-3.18 whereas that of Dravite is 3.03-3.18.