Fire Opal and Unakite Physical Properties

Fire Opal and Unakite Chemical Formula

While comparing Fire Opal and Unakite 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 Unakite 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 Unakite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fire Opal and Unakite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fire Opal and Unakite Optical Properties during the identification of gemstone. Specific gravity of Fire Opal is 2.85-3.20 whereas that of Unakite is 2.85-3.20.