Swiss blue topaz and Harlequin Opal Physical Properties

Swiss blue topaz and Harlequin Opal Chemical Formula

While comparing Swiss blue topaz and Harlequin Opal 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 Swiss blue topaz and Harlequin Opal chemical formula.

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• Chemical formula of Harlequin Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Swiss blue topaz and Harlequin Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Swiss blue topaz and Harlequin Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Swiss blue topaz and Harlequin Opal Optical Properties during the identification of gemstone. Specific gravity of Swiss blue topaz is 1.98-2.50 whereas that of Harlequin Opal is 1.98-2.50.