Viridine and Sillimanite Physical Properties

Viridine and Sillimanite Chemical Formula

While comparing Viridine and Sillimanite 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 Viridine and Sillimanite chemical formula.

• Chemical formula of Viridine- (Al,Mn3+ ) 2SiO 4OGemdat.org , Management Team (2012)
• Chemical formula of Sillimanite- Al 2SiO 5Michael O’Donoghue , Gems, Sixth Edition (2006)

Viridine and Sillimanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Viridine and Sillimanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Viridine and Sillimanite Optical Properties during the identification of gemstone. Specific gravity of Viridine is 3.20-3.26 whereas that of Sillimanite is 3.20-3.26.