Tourmaline Bi Color and Chlorastrolite Physical Properties

Tourmaline Bi Color and Chlorastrolite Chemical Formula

While comparing Tourmaline Bi Color and Chlorastrolite 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 Chlorastrolite chemical formula.

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• Chemical formula of Chlorastrolite- Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)

Tourmaline Bi Color and Chlorastrolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tourmaline Bi Color and Chlorastrolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tourmaline Bi Color and Chlorastrolite Optical Properties during the identification of gemstone. Specific gravity of Tourmaline Bi Color is 3.1-3.5 whereas that of Chlorastrolite is 3.1-3.5.