Chlorastrolite and Apophyllite Physical Properties

Chlorastrolite and Apophyllite Chemical Formula

While comparing Chlorastrolite 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 Chlorastrolite and Apophyllite 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 Apophyllite- KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.

Chlorastrolite and Apophyllite Specific Gravity

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