Pumpellyite and Tortoiseshell Physical Properties

Pumpellyite and Tortoiseshell Chemical Formula

While comparing Pumpellyite and Tortoiseshell 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 Pumpellyite and Tortoiseshell chemical formula.

• Chemical formula of Pumpellyite- Ca 2(Mg,Fe,Mn,Al) 2(SiO 4)(Si 2O 7)(OH) 2 · H 2OUlrich Henn and Claudio C.
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Pumpellyite and Tortoiseshell Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pumpellyite and Tortoiseshell Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pumpellyite and Tortoiseshell Optical Properties during the identification of gemstone. Specific gravity of Pumpellyite is 1.25-1.35 whereas that of Tortoiseshell is 1.25-1.35.