Topaz and Chlorite group Physical Properties

Topaz and Chlorite group Chemical Formula

While comparing Topaz and Chlorite group 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 Topaz and Chlorite group chemical formula.

• Chemical formula of Topaz- Al₂SiO₄(F,OH)₂
• Chemical formula of Chlorite group- (Mg,Fe)3(Si,Al)4O10(OH)2·(Mg,Fe)3(OH)6

Topaz and Chlorite group Specific Gravity

Another important criteria for qualitative analysis of gemstones is Topaz and Chlorite group Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Topaz and Chlorite group Optical Properties during the identification of gemstone. Specific gravity of Topaz is 2.6-3.3 whereas that of Chlorite group is 2.6-3.3.