Falcons Eye and Foitite Physical Properties

Falcons Eye and Foitite Chemical Formula

While comparing Falcons Eye 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 Falcons Eye and Foitite chemical formula.

• Chemical formula of Falcons Eye- SiO 2Walter Schumann , Gemstones of the world (2001)
• 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)

Falcons Eye and Foitite Specific Gravity

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