Agrellite and Star Sapphire Physical Properties

Agrellite and Star Sapphire Chemical Formula

While comparing Agrellite and Star Sapphire 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 Agrellite and Star Sapphire chemical formula.

• Chemical formula of Agrellite- NaCa2Si4O10F
• Chemical formula of Star Sapphire- Al 2O 3Ulrich Henn and Claudio C.

Agrellite and Star Sapphire Specific Gravity

Another important criteria for qualitative analysis of gemstones is Agrellite and Star Sapphire Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Agrellite and Star Sapphire Optical Properties during the identification of gemstone. Specific gravity of Agrellite is 3.90-4.05 whereas that of Star Sapphire is 3.90-4.05.