Nuummite and Chiastolite Physical Properties

Nuummite and Chiastolite Chemical Formula

While comparing Nuummite and Chiastolite 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 Nuummite and Chiastolite chemical formula.

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• Chemical formula of Chiastolite- Al 2SiO 5Michael O’Donoghue , Gems, Sixth edition (2006)

Nuummite and Chiastolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nuummite and Chiastolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nuummite and Chiastolite Optical Properties during the identification of gemstone. Specific gravity of Nuummite is 3.00-3.15 whereas that of Chiastolite is 3.00-3.15.