Andean Opal and Prase Physical Properties

Andean Opal and Prase Chemical Formula

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

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• Chemical formula of Prase- SiO 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Andean Opal and Prase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andean Opal and Prase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andean Opal and Prase Optical Properties during the identification of gemstone. Specific gravity of Andean Opal is 2.64-2.69 whereas that of Prase is 2.64-2.69.