Dravite and Strontianite Physical Properties

Dravite and Strontianite Chemical Formula

While comparing Dravite and Strontianite 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 Strontianite 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 Strontianite- SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references

Dravite and Strontianite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Dravite and Strontianite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Dravite and Strontianite Optical Properties during the identification of gemstone. Specific gravity of Dravite is 3.63-3.79 whereas that of Strontianite is 3.63-3.79.