Chlorastrolite and Moldavite Physical Properties

Chlorastrolite and Moldavite Chemical Formula

While comparing Chlorastrolite 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 Chlorastrolite and Moldavite chemical formula.

• Chemical formula of Chlorastrolite- Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)
• Chemical formula of Moldavite- SiO 2(+Al 2O 3)Walter Schumann , Gemstones of the world (2001)

Chlorastrolite and Moldavite Specific Gravity

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