Bort and Moss Opal Physical Properties

Bort and Moss Opal Chemical Formula

While comparing Bort and Moss Opal 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 Bort and Moss Opal chemical formula.

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• Chemical formula of Moss Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Bort and Moss Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bort and Moss Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bort and Moss Opal Optical Properties during the identification of gemstone. Specific gravity of Bort is 1.98-2.50 whereas that of Moss Opal is 1.98-2.50.