Fire Opal and Imperial Topaz Physical Properties

Fire Opal and Imperial Topaz Chemical Formula

While comparing Fire Opal and Imperial 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 Fire Opal and Imperial Topaz chemical formula.

• Chemical formula of Fire Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references
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Fire Opal and Imperial Topaz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fire Opal and Imperial Topaz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fire Opal and Imperial Topaz Optical Properties during the identification of gemstone. Specific gravity of Fire Opal is 3.49-3.57 whereas that of Imperial Topaz is 3.49-3.57.