Crystal Quartz and Pargasite Physical Properties
Tenacity
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Solubility
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Durability
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Specific Gravity
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3.04-3.26
Fracture
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Splintery, Brittle, Uneven
Cleavage
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{110} perfect
Chemical Composition
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NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Crystal Quartz and Pargasite Chemical Formula
While comparing Crystal Quartz and Pargasite 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 Crystal Quartz and Pargasite chemical formula.
>- Chemical formula of Pargasite- NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Crystal Quartz and Pargasite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Crystal Quartz and Pargasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Crystal Quartz and Pargasite Optical Properties during the identification of gemstone. Specific gravity of Crystal Quartz is 3.04-3.26 whereas that of Pargasite is 3.04-3.26.