Opal Ethiopia and Biotite Physical Properties

Opal Ethiopia and Biotite Chemical Formula

While comparing Opal Ethiopia and Biotite 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 Opal Ethiopia and Biotite chemical formula.

• Chemical formula of Opal Ethiopia- SiO2*nH2O
• Chemical formula of Biotite- K(Mg,Fe++)3[AlSi3O10(OH,F)2

Opal Ethiopia and Biotite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Opal Ethiopia and Biotite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Opal Ethiopia and Biotite Optical Properties during the identification of gemstone. Specific gravity of Opal Ethiopia is 2.7-3.3 whereas that of Biotite is 2.7-3.3.