Onyx and Marble Physical Properties

Onyx and Marble Chemical Formula

While comparing Onyx and Marble 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 Marble chemical formula.

• Chemical formula of Onyx- SiO₂
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Onyx and Marble Specific Gravity

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