Nacre and Adularia Physical Properties

Nacre and Adularia Chemical Formula

While comparing Nacre and Adularia 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 Adularia chemical formula.

>
• Chemical formula of Adularia- KAlSi 3O 8Michael O’Donoghue , Gems, Sixth Edition (2006)

Nacre and Adularia Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nacre and Adularia Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nacre and Adularia Optical Properties during the identification of gemstone. Specific gravity of Nacre is 2.54-2.61 whereas that of Adularia is 2.54-2.61.