Verdite and Kyanite Physical Properties

Verdite and Kyanite Chemical Formula

While comparing Verdite and Kyanite 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 Verdite and Kyanite chemical formula.

• Chemical formula of Verdite- NaFeS2•2(H2O)
• Chemical formula of Kyanite- Al2SiO5

Verdite and Kyanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Verdite and Kyanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Verdite and Kyanite Optical Properties during the identification of gemstone. Specific gravity of Verdite is 3.53-3.65 whereas that of Kyanite is 3.53-3.65.