Colemanite and Agrellite Physical Properties

Colemanite and Agrellite Chemical Formula

While comparing Colemanite and Agrellite 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 Colemanite and Agrellite chemical formula.

• Chemical formula of Colemanite- Ca 2B 6O 11 · 5H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
• Chemical formula of Agrellite- NaCa2Si4O10F

Colemanite and Agrellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Colemanite and Agrellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Colemanite and Agrellite Optical Properties during the identification of gemstone. Specific gravity of Colemanite is 2.88 whereas that of Agrellite is 2.88.