Biotite and Pezzotaite Physical Properties

Biotite and Pezzotaite Chemical Formula

While comparing Biotite and Pezzotaite 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 Biotite and Pezzotaite chemical formula.

• Chemical formula of Biotite- K(Mg,Fe++)3[AlSi3O10(OH,F)2
• Chemical formula of Pezzotaite- Cs(Be2Li)Al2Si6O18

Biotite and Pezzotaite Specific Gravity

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