Sodalite and Unakite Physical Properties

Sodalite and Unakite Chemical Formula

While comparing Sodalite and Unakite 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 Sodalite and Unakite chemical formula.

• Chemical formula of Sodalite- Na₈Al₆Si₆O₂₄Cl₂
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Sodalite and Unakite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sodalite and Unakite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sodalite and Unakite Optical Properties during the identification of gemstone. Specific gravity of Sodalite is 2.85-3.20 whereas that of Unakite is 2.85-3.20.