White topaz and Povondraite Physical Properties

White topaz and Povondraite Chemical Formula

While comparing White topaz and Povondraite 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 White topaz and Povondraite chemical formula.

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• Chemical formula of Povondraite- NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)

White topaz and Povondraite Specific Gravity

Another important criteria for qualitative analysis of gemstones is White topaz and Povondraite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use White topaz and Povondraite Optical Properties during the identification of gemstone. Specific gravity of White topaz is 3.26 whereas that of Povondraite is 3.26.