Andean Opal and Hodgkinsonite Physical Properties

Andean Opal and Hodgkinsonite Chemical Formula

While comparing Andean Opal and Hodgkinsonite 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 Hodgkinsonite chemical formula.

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• Chemical formula of Hodgkinsonite- Mn2+ Zn 2SiO 4(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Andean Opal and Hodgkinsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andean Opal and Hodgkinsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andean Opal and Hodgkinsonite Optical Properties during the identification of gemstone. Specific gravity of Andean Opal is 4.06-4.08 whereas that of Hodgkinsonite is 4.06-4.08.