Fayalite and Taaffeite Physical Properties

Fayalite and Taaffeite Chemical Formula

While comparing Fayalite and Taaffeite 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 Fayalite and Taaffeite chemical formula.

• Chemical formula of Fayalite- Fe 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)
• Chemical formula of Taaffeite- Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references

Fayalite and Taaffeite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fayalite and Taaffeite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fayalite and Taaffeite Optical Properties during the identification of gemstone. Specific gravity of Fayalite is 3.60-3.61 whereas that of Taaffeite is 3.60-3.61.