Verdite and Hardystonite Physical Properties

Verdite and Hardystonite Chemical Formula

While comparing Verdite and Hardystonite 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 Hardystonite chemical formula.

• Chemical formula of Verdite- NaFeS2•2(H2O)
• Chemical formula of Hardystonite- Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)

Verdite and Hardystonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Verdite and Hardystonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Verdite and Hardystonite Optical Properties during the identification of gemstone. Specific gravity of Verdite is 3.396-3.443 whereas that of Hardystonite is 3.396-3.443.