Allanite and Hyacinth Physical Properties

Allanite and Hyacinth Chemical Formula

While comparing Allanite and Hyacinth 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 Allanite and Hyacinth chemical formula.

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• Chemical formula of Hyacinth- ZrSiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Allanite and Hyacinth Specific Gravity

Another important criteria for qualitative analysis of gemstones is Allanite and Hyacinth Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Allanite and Hyacinth Optical Properties during the identification of gemstone. Specific gravity of Allanite is 3.93-4.73 whereas that of Hyacinth is 3.93-4.73.