Kutnohorite and Sillimanite Physical Properties

Kutnohorite and Sillimanite Chemical Formula

While comparing Kutnohorite and Sillimanite 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 Kutnohorite and Sillimanite chemical formula.

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• Chemical formula of Sillimanite- Al 2SiO 5Michael O’Donoghue , Gems, Sixth Edition (2006)

Kutnohorite and Sillimanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kutnohorite and Sillimanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kutnohorite and Sillimanite Optical Properties during the identification of gemstone. Specific gravity of Kutnohorite is 3.20-3.26 whereas that of Sillimanite is 3.20-3.26.