Amethyst and Uvite Physical Properties

Amethyst and Uvite Chemical Formula

While comparing Amethyst and Uvite 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 Uvite chemical formula.

• Chemical formula of Amethyst- SiO₂
• Chemical formula of Uvite- Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Amethyst and Uvite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amethyst and Uvite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amethyst and Uvite Optical Properties during the identification of gemstone. Specific gravity of Amethyst is 2.97-3.14 whereas that of Uvite is 2.97-3.14.