Pleonast and Holmquistite Physical Properties

Pleonast and Holmquistite Chemical Formula

While comparing Pleonast 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 Pleonast 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)

Pleonast and Holmquistite Specific Gravity

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