Nacre and Chlorite group Physical Properties

Nacre and Chlorite group Chemical Formula

While comparing Nacre 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 Nacre and Chlorite group chemical formula.

• Chemical formula of Nacre- CaCO3
• Chemical formula of Chlorite group- (Mg,Fe)3(Si,Al)4O10(OH)2·(Mg,Fe)3(OH)6

Nacre and Chlorite group Specific Gravity

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