Petoskey Stone and Nephrite Physical Properties

Petoskey Stone and Nephrite Chemical Formula

While comparing Petoskey Stone 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 Petoskey Stone 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

Petoskey Stone and Nephrite Specific Gravity

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