Tourmaline Bi Color and Pyrophyllite Physical Properties

Tourmaline Bi Color and Pyrophyllite Chemical Formula

While comparing Tourmaline Bi Color and Pyrophyllite 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 Pyrophyllite chemical formula.

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• Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Tourmaline Bi Color and Pyrophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tourmaline Bi Color and Pyrophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tourmaline Bi Color and Pyrophyllite Optical Properties during the identification of gemstone. Specific gravity of Tourmaline Bi Color is 2.65-2.90 whereas that of Pyrophyllite is 2.65-2.90.