Common Opal and Mystic topaz Physical Properties

Common Opal and Mystic topaz Chemical Formula

While comparing Common Opal and Mystic topaz 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 Common Opal and Mystic topaz chemical formula.

• Chemical formula of Common Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
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Common Opal and Mystic topaz Specific Gravity

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