Petoskey Stone and Lazulite Physical Properties

Petoskey Stone and Lazulite Chemical Formula

While comparing Petoskey Stone and Lazulite 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 Lazulite chemical formula.

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• Chemical formula of Lazulite- (Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references

Petoskey Stone and Lazulite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Petoskey Stone and Lazulite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Petoskey Stone and Lazulite Optical Properties during the identification of gemstone. Specific gravity of Petoskey Stone is 3.04-3.17 whereas that of Lazulite is 3.04-3.17.