Dioptase and Allanite Physical Properties

Dioptase and Allanite Chemical Formula

While comparing Dioptase and Allanite 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 Dioptase and Allanite chemical formula.

• Chemical formula of Dioptase- CuSiO 2(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
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Dioptase and Allanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Dioptase and Allanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Dioptase and Allanite Optical Properties during the identification of gemstone. Specific gravity of Dioptase is 3.40-4.20 whereas that of Allanite is 3.40-4.20.