Vermeil and Biotite Physical Properties

Vermeil and Biotite Chemical Formula

While comparing Vermeil and Biotite 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 Vermeil and Biotite chemical formula.

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• Chemical formula of Biotite- K(Mg,Fe++)3[AlSi3O10(OH,F)2

Vermeil and Biotite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vermeil and Biotite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vermeil and Biotite Optical Properties during the identification of gemstone. Specific gravity of Vermeil is 2.7-3.3 whereas that of Biotite is 2.7-3.3.