Amethyst and Pyrrhotite Physical Properties

Amethyst and Pyrrhotite Chemical Formula

While comparing Amethyst and Pyrrhotite 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 Amethyst and Pyrrhotite chemical formula.

• Chemical formula of Amethyst- SiO₂
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Amethyst and Pyrrhotite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amethyst and Pyrrhotite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amethyst and Pyrrhotite Optical Properties during the identification of gemstone. Specific gravity of Amethyst is 4.58-4.65 whereas that of Pyrrhotite is 4.58-4.65.