Spinel and Pyrite Marcasite Physical Properties

Spinel and Pyrite Marcasite Chemical Formula

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

• Chemical formula of Spinel- MgAl₂O₄
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Spinel and Pyrite Marcasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Spinel and Pyrite Marcasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Spinel and Pyrite Marcasite Optical Properties during the identification of gemstone. Specific gravity of Spinel is 4.9-5.2 whereas that of Pyrite Marcasite is 4.9-5.2.