Cordierite and Andesine Physical Properties

Cordierite and Andesine Chemical Formula

While comparing Cordierite and Andesine 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 Cordierite and Andesine chemical formula.

• Chemical formula of Cordierite- Mg2Al4Si5O18
• Chemical formula of Andesine- (Na,Ca)Al_1-2Si_3-2O₈

Cordierite and Andesine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cordierite and Andesine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cordierite and Andesine Optical Properties during the identification of gemstone. Specific gravity of Cordierite is 2.65-2.69 whereas that of Andesine is 2.65-2.69.