Nosean and Villiaumite Physical Properties

Nosean and Villiaumite Chemical Formula

While comparing Nosean and Villiaumite 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 Nosean and Villiaumite chemical formula.

• Chemical formula of Nosean- Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)
• Chemical formula of Villiaumite- NaFUlrich Henn and Claudio C.

Nosean and Villiaumite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nosean and Villiaumite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nosean and Villiaumite Optical Properties during the identification of gemstone. Specific gravity of Nosean is 2.79 whereas that of Villiaumite is 2.79.