Hessonite Garnet and Blue John Physical Properties

Hessonite Garnet and Blue John Chemical Formula

While comparing Hessonite Garnet and Blue John 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 Hessonite Garnet and Blue John chemical formula.

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• Chemical formula of Blue John- CaF 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Hessonite Garnet and Blue John Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hessonite Garnet and Blue John Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hessonite Garnet and Blue John Optical Properties during the identification of gemstone. Specific gravity of Hessonite Garnet is 3.00-3.25 whereas that of Blue John is 3.00-3.25.