Blue quartz and Sapphire Physical Properties

Blue quartz and Sapphire Chemical Formula

While comparing Blue quartz and Sapphire 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 Sapphire chemical formula.

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• Chemical formula of Sapphire- Al ₂ O ₃

Blue quartz and Sapphire Specific Gravity

Another important criteria for qualitative analysis of gemstones is Blue quartz and Sapphire Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Blue quartz and Sapphire Optical Properties during the identification of gemstone. Specific gravity of Blue quartz is 3.95-4.03 whereas that of Sapphire is 3.95-4.03.