Sapphire and Phlogopite Physical Properties

Sapphire and Phlogopite Chemical Formula

While comparing Sapphire and Phlogopite 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 Sapphire and Phlogopite chemical formula.

• Chemical formula of Sapphire- Al ₂ O ₃
• Chemical formula of Phlogopite- KMg3(Si3Al)O10(F,OH)2

Sapphire and Phlogopite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sapphire and Phlogopite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sapphire and Phlogopite Optical Properties during the identification of gemstone. Specific gravity of Sapphire is 2.78-2.85 whereas that of Phlogopite is 2.78-2.85.