Realgar and Sugilite Physical Properties

Realgar and Sugilite Chemical Formula

While comparing Realgar and Sugilite 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 Realgar and Sugilite chemical formula.

• Chemical formula of Realgar- AsSMichael O’Donoghue , Gems, Sixth Edition (2006)
• Chemical formula of Sugilite- KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Realgar and Sugilite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Realgar and Sugilite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Realgar and Sugilite Optical Properties during the identification of gemstone. Specific gravity of Realgar is 2.69-2.79 whereas that of Sugilite is 2.69-2.79.