Opal Australia and Moldavite Physical Properties

Opal Australia and Moldavite Chemical Formula

While comparing Opal Australia and Moldavite 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 Opal Australia and Moldavite chemical formula.

• Chemical formula of Opal Australia- SiO2*nH2O
• Chemical formula of Moldavite- SiO 2(+Al 2O 3)Walter Schumann , Gemstones of the world (2001)

Opal Australia and Moldavite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Opal Australia and Moldavite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Opal Australia and Moldavite Optical Properties during the identification of gemstone. Specific gravity of Opal Australia is 2.32-2.38 whereas that of Moldavite is 2.32-2.38.