Rosinca and Onyx Physical Properties

Rosinca and Onyx Chemical Formula

While comparing Rosinca and Onyx 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 Rosinca and Onyx chemical formula.

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• Chemical formula of Onyx- SiO₂

Rosinca and Onyx Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rosinca and Onyx Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rosinca and Onyx Optical Properties during the identification of gemstone. Specific gravity of Rosinca is 2.55-2.70 whereas that of Onyx is 2.55-2.70.