Opal and Sussexite Physical Properties

Opal and Sussexite Chemical Formula

While comparing Opal and Sussexite 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 and Sussexite chemical formula.

• Chemical formula of Opal- SiO₂ · nH₂O
• Chemical formula of Sussexite- Mn2+ BO 2(OH)Anthony et al , Handbook of mineralogy (2001)

Opal and Sussexite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Opal and Sussexite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Opal and Sussexite Optical Properties during the identification of gemstone. Specific gravity of Opal is 3.30 whereas that of Sussexite is 3.30.