Smaragdite and Poudretteite Physical Properties

Smaragdite and Poudretteite Chemical Formula

While comparing Smaragdite and Poudretteite 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 Smaragdite and Poudretteite chemical formula.

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• Chemical formula of Poudretteite- KNa 2B 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006)

Smaragdite and Poudretteite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Smaragdite and Poudretteite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Smaragdite and Poudretteite Optical Properties during the identification of gemstone. Specific gravity of Smaragdite is 2.51-2.53 whereas that of Poudretteite is 2.51-2.53.