Anorthite and Dallasite Physical Properties

Anorthite and Dallasite Chemical Formula

While comparing Anorthite and Dallasite 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 Anorthite and Dallasite chemical formula.

• Chemical formula of Anorthite- CaAl 2Si 2O 8Michael O’Donoghue , Gems, Sixth Edition (2006)
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Anorthite and Dallasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Anorthite and Dallasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Anorthite and Dallasite Optical Properties during the identification of gemstone. Specific gravity of Anorthite is 2.58-2.91 whereas that of Dallasite is 2.58-2.91.