Riebeckite and Andradite Physical Properties

Riebeckite and Andradite Chemical Formula

While comparing Riebeckite and Andradite 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 Andradite chemical formula.

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• Chemical formula of Andradite- Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Riebeckite and Andradite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Riebeckite and Andradite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Riebeckite and Andradite Optical Properties during the identification of gemstone. Specific gravity of Riebeckite is 3.70-4.10 whereas that of Andradite is 3.70-4.10.