Emerald and Vivianite Physical Properties

Emerald and Vivianite Chemical Formula

While comparing Emerald and Vivianite 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 Emerald and Vivianite chemical formula.

• Chemical formula of Emerald- Be₃Al₂SiO₆
• Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.

Emerald and Vivianite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Emerald and Vivianite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Emerald and Vivianite Optical Properties during the identification of gemstone. Specific gravity of Emerald is 2.64-2.70 whereas that of Vivianite is 2.64-2.70.