Blue quartz and Iolite Physical Properties

Blue quartz and Iolite Chemical Formula

While comparing Blue quartz and Iolite 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 Blue quartz and Iolite chemical formula.

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• Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈

Blue quartz and Iolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Blue quartz and Iolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Blue quartz and Iolite Optical Properties during the identification of gemstone. Specific gravity of Blue quartz is 2.6-2.7 whereas that of Iolite is 2.6-2.7.