White topaz and Holmquistite Physical Properties

White topaz and Holmquistite Chemical Formula

While comparing White topaz and Holmquistite 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 Holmquistite chemical formula.

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• Chemical formula of Holmquistite- Li 2[(Mg,Fe2+ ) 3Al 2]Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

White topaz and Holmquistite Specific Gravity

Another important criteria for qualitative analysis of gemstones is White topaz and Holmquistite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use White topaz and Holmquistite Optical Properties during the identification of gemstone. Specific gravity of White topaz is 2.95-3.13 whereas that of Holmquistite is 2.95-3.13.