Andean Opal and Friedelite Physical Properties

Andean Opal and Friedelite Chemical Formula

While comparing Andean Opal and Friedelite 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 Friedelite chemical formula.

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• Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

Andean Opal and Friedelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andean Opal and Friedelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andean Opal and Friedelite Optical Properties during the identification of gemstone. Specific gravity of Andean Opal is 3.06-3.19 whereas that of Friedelite is 3.06-3.19.