Riebeckite and Fayalite Physical Properties

Riebeckite and Fayalite Chemical Formula

While comparing Riebeckite and Fayalite 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 Riebeckite and Fayalite chemical formula.

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• Chemical formula of Fayalite- Fe 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Riebeckite and Fayalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Riebeckite and Fayalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Riebeckite and Fayalite Optical Properties during the identification of gemstone. Specific gravity of Riebeckite is 4.392 whereas that of Fayalite is 4.392.