Bort and Nephrite Physical Properties

Bort and Nephrite Chemical Formula

While comparing Bort and Nephrite 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 Nephrite chemical formula.

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• Chemical formula of Nephrite- Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references

Bort and Nephrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bort and Nephrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bort and Nephrite Optical Properties during the identification of gemstone. Specific gravity of Bort is 2.90-3.10 whereas that of Nephrite is 2.90-3.10.