Tortoiseshell and Thomsonite Physical Properties

Tortoiseshell and Thomsonite Chemical Formula

While comparing Tortoiseshell and Thomsonite 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 Tortoiseshell and Thomsonite chemical formula.

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• Chemical formula of Thomsonite- NaCa 2Al 5Si 5O 20 · 6H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Tortoiseshell and Thomsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tortoiseshell and Thomsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tortoiseshell and Thomsonite Optical Properties during the identification of gemstone. Specific gravity of Tortoiseshell is 2.25-2.40 whereas that of Thomsonite is 2.25-2.40.