Iolite and Smaragdite Physical Properties

Iolite and Smaragdite Chemical Formula

While comparing Iolite and Smaragdite 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 Iolite and Smaragdite chemical formula.

• Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈
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Iolite and Smaragdite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Iolite and Smaragdite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Iolite and Smaragdite Optical Properties during the identification of gemstone. Specific gravity of Iolite is 3.24-3.50 whereas that of Smaragdite is 3.24-3.50.