Andean Opal and Pyromorphite Physical Properties

Andean Opal and Pyromorphite Chemical Formula

While comparing Andean Opal and Pyromorphite 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 Pyromorphite chemical formula.

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• Chemical formula of Pyromorphite- Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)

Andean Opal and Pyromorphite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andean Opal and Pyromorphite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andean Opal and Pyromorphite Optical Properties during the identification of gemstone. Specific gravity of Andean Opal is 6.5-7.1 whereas that of Pyromorphite is 6.5-7.1.