Tourmaline and Polyhalite Physical Properties

Tourmaline and Polyhalite Chemical Formula

While comparing Tourmaline and Polyhalite 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 and Polyhalite chemical formula.

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Tourmaline and Polyhalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tourmaline and Polyhalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tourmaline Vs Polyhalite during the identification of gemstone. Specific gravity of Tourmaline is whereas that of Polyhalite is .