Petoskey Stone and Faustite Physical Properties

Petoskey Stone and Faustite Chemical Formula

While comparing Petoskey Stone and Faustite 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 Faustite chemical formula.

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• Chemical formula of Faustite- (Zn,Cu)Al 6(PO 4) 4(OH) 8 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)

Petoskey Stone and Faustite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Petoskey Stone and Faustite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Petoskey Stone and Faustite Optical Properties during the identification of gemstone. Specific gravity of Petoskey Stone is 2.9 whereas that of Faustite is 2.9.