Nuummite and Chalcedony Physical Properties

Nuummite and Chalcedony Chemical Formula

While comparing Nuummite and Chalcedony 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 Chalcedony chemical formula.

• Chemical formula of Nuummite- Na(Fe,Mg)7(AlSi7O22)(OH)2
• Chemical formula of Chalcedony- SiO₂

Nuummite and Chalcedony Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nuummite and Chalcedony Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nuummite and Chalcedony Optical Properties during the identification of gemstone. Specific gravity of Nuummite is 2.55-2.70 whereas that of Chalcedony is 2.55-2.70.