Amethyst and Pietersite Physical Properties

Amethyst and Pietersite Chemical Formula

While comparing Amethyst and Pietersite 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 Pietersite chemical formula.

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

Another important criteria for qualitative analysis of gemstones is Amethyst and Pietersite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amethyst and Pietersite Optical Properties during the identification of gemstone. Specific gravity of Amethyst is Not Available whereas that of Pietersite is Not Available.