Pyrite Marcasite and Pyrophyllite Physical Properties

Pyrite Marcasite and Pyrophyllite Chemical Formula

While comparing Pyrite Marcasite and Pyrophyllite 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 Pyrite Marcasite and Pyrophyllite chemical formula.

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• Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Pyrite Marcasite and Pyrophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrite Marcasite and Pyrophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrite Marcasite and Pyrophyllite Optical Properties during the identification of gemstone. Specific gravity of Pyrite Marcasite is 2.65-2.90 whereas that of Pyrophyllite is 2.65-2.90.