Agrellite and Norbergite Physical Properties

Agrellite and Norbergite Chemical Formula

While comparing Agrellite and Norbergite 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 Agrellite and Norbergite chemical formula.

• Chemical formula of Agrellite- NaCa2Si4O10F
• Chemical formula of Norbergite- Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)

Agrellite and Norbergite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Agrellite and Norbergite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Agrellite and Norbergite Optical Properties during the identification of gemstone. Specific gravity of Agrellite is 3.177 whereas that of Norbergite is 3.177.