Dravite and Liddicoatite Physical Properties

Dravite and Liddicoatite Chemical Formula

While comparing Dravite and Liddicoatite 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 Dravite and Liddicoatite chemical formula.

• Chemical formula of Dravite- Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
• Chemical formula of Liddicoatite- Ca(Li 2Al)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Dravite and Liddicoatite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Dravite and Liddicoatite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Dravite and Liddicoatite Optical Properties during the identification of gemstone. Specific gravity of Dravite is 3.02 whereas that of Liddicoatite is 3.02.