Gahnite and Unakite Physical Properties

Gahnite and Unakite Chemical Formula

While comparing Gahnite 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 Gahnite and Unakite chemical formula.

• Chemical formula of Gahnite- ZnAl 2O 4Michael O’Donoghue , Gems, Sixth Edition (2006)
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Gahnite and Unakite Specific Gravity

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