Onyx and Andean Opal Physical Properties

Onyx and Andean Opal Chemical Formula

While comparing Onyx and Andean Opal 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 Onyx and Andean Opal chemical formula.

• Chemical formula of Onyx- SiO₂
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Onyx and Andean Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Onyx and Andean Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Onyx and Andean Opal Optical Properties during the identification of gemstone. Specific gravity of Onyx is Not Available whereas that of Andean Opal is Not Available.