Pietersite and Spessartine Physical Properties

Pietersite and Spessartine Chemical Formula

While comparing Pietersite 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 Pietersite and Spessartine chemical formula.

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

Pietersite and Spessartine Specific Gravity

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