Amazonite and Amethyst Physical Properties

Amazonite and Amethyst Chemical Formula

While comparing Amazonite and Amethyst 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 Amazonite and Amethyst chemical formula.

• Chemical formula of Amazonite- KAlSi₃O₈
• Chemical formula of Amethyst- SiO₂

Amazonite and Amethyst Specific Gravity

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