Andean Opal and Spessartine Physical Properties

Andean Opal and Spessartine Chemical Formula

While comparing Andean Opal and Spessartine 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 Spessartine chemical formula.

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• Chemical formula of Spessartine- Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Andean Opal and Spessartine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andean Opal and Spessartine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andean Opal and Spessartine Optical Properties during the identification of gemstone. Specific gravity of Andean Opal is 4.12-4.18 whereas that of Spessartine is 4.12-4.18.