Hackmanite and Sodalite Physical Properties

Hackmanite and Sodalite Chemical Formula

While comparing Hackmanite and Sodalite 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 Hackmanite and Sodalite chemical formula.

• Chemical formula of Hackmanite- Na 8Al 6Si 6O 24Cl 2Michael O’Donoghue , Gems, Sixth Edition (2006)
• Chemical formula of Sodalite- Na₈Al₆Si₆O₂₄Cl₂

Hackmanite and Sodalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hackmanite and Sodalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hackmanite and Sodalite Optical Properties during the identification of gemstone. Specific gravity of Hackmanite is 2.15-2.40 whereas that of Sodalite is 2.15-2.40.