Allanite and Binghamite Physical Properties

Allanite and Binghamite Chemical Formula

While comparing Allanite and Binghamite 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 Binghamite chemical formula.

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• Chemical formula of Binghamite- SiO 2Arthur Thomas , Gemstones (2009)

Allanite and Binghamite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Allanite and Binghamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Allanite and Binghamite Optical Properties during the identification of gemstone. Specific gravity of Allanite is 2.55-2.70 whereas that of Binghamite is 2.55-2.70.