Piemontite and Nosean Physical Properties

Piemontite and Nosean Chemical Formula

While comparing Piemontite and Nosean 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 Piemontite and Nosean chemical formula.

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• Chemical formula of Nosean- Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)

Piemontite and Nosean Specific Gravity

Another important criteria for qualitative analysis of gemstones is Piemontite and Nosean Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Piemontite and Nosean Optical Properties during the identification of gemstone. Specific gravity of Piemontite is 2.30-2.40 whereas that of Nosean is 2.30-2.40.