Emerald and Prase Physical Properties

Emerald and Prase Chemical Formula

While comparing Emerald and Prase 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 Prase chemical formula.

• Chemical formula of Emerald- Be₃Al₂SiO₆
• Chemical formula of Prase- SiO 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Emerald and Prase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Emerald and Prase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Emerald and Prase Optical Properties during the identification of gemstone. Specific gravity of Emerald is 2.64-2.69 whereas that of Prase is 2.64-2.69.