Chrome Tourmaline and Foitite Physical Properties

Chrome Tourmaline and Foitite Chemical Formula

While comparing Chrome Tourmaline and Foitite 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 Chrome Tourmaline and Foitite chemical formula.

• Chemical formula of Chrome Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas.
• Chemical formula of Foitite- Na x[Fe2+2(Al,Fe3+ )]Al 6(BO 3) 3Si 6O 18(OH) 4Anthony et al , Handbook of mineralogy (2001)

Chrome Tourmaline and Foitite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrome Tourmaline and Foitite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome Tourmaline and Foitite Optical Properties during the identification of gemstone. Specific gravity of Chrome Tourmaline is 3.17 whereas that of Foitite is 3.17.