Moldavite and Apophyllite Physical Properties

Moldavite and Apophyllite Chemical Formula

While comparing Moldavite and Apophyllite 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 Apophyllite chemical formula.

• Chemical formula of Moldavite- SiO 2(+Al 2O 3)Walter Schumann , Gemstones of the world (2001)
• Chemical formula of Apophyllite- KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.

Moldavite and Apophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Moldavite and Apophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Moldavite and Apophyllite Optical Properties during the identification of gemstone. Specific gravity of Moldavite is 2.30-2.50 whereas that of Apophyllite is 2.30-2.50.