Trapiche emerald and Onyx Physical Properties

Trapiche emerald and Onyx Chemical Formula

While comparing Trapiche emerald 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 Trapiche emerald and Onyx chemical formula.

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• Chemical formula of Onyx- SiO₂

Trapiche emerald and Onyx Specific Gravity

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