Moldavite and Sugilite Physical Properties

Moldavite and Sugilite Chemical Formula

While comparing Moldavite 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 Moldavite and Sugilite chemical formula.

• Chemical formula of Moldavite- SiO 2(+Al 2O 3)Walter Schumann , Gemstones of the world (2001)
• Chemical formula of Sugilite- KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Moldavite and Sugilite Specific Gravity

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