Tourmaline and Alunite Physical Properties

Tourmaline and Alunite Chemical Formula

While comparing Tourmaline and Alunite 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 Alunite chemical formula.

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Tourmaline and Alunite Specific Gravity

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