Tourmaline Bi Color and Foitite Physical Properties

Tourmaline Bi Color and Foitite Chemical Formula

While comparing Tourmaline Bi Color and Foitite 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 Tourmaline Bi Color and Foitite chemical formula.

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• Chemical formula of Foitite- Na x[Fe2+2(Al,Fe3+ )]Al 6(BO 3) 3Si 6O 18(OH) 4Anthony et al , Handbook of mineralogy (2001)

Tourmaline Bi Color and Foitite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tourmaline Bi Color and Foitite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tourmaline Bi Color and Foitite Optical Properties during the identification of gemstone. Specific gravity of Tourmaline Bi Color is 3.17 whereas that of Foitite is 3.17.