Kyanite and White Opal Physical Properties

Kyanite and White Opal Chemical Formula

While comparing Kyanite and White 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 Kyanite and White Opal chemical formula.

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

Kyanite and White Opal Specific Gravity

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