Iolite and Franklinite Physical Properties

Iolite and Franklinite Chemical Formula

While comparing Iolite and Franklinite 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 Franklinite chemical formula.

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Iolite and Franklinite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Iolite and Franklinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Iolite Vs Franklinite during the identification of gemstone. Specific gravity of Iolite is whereas that of Franklinite is .