Carnallite and Grossular Physical Properties

Carnallite and Grossular Chemical Formula

While comparing Carnallite and Grossular 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 Carnallite and Grossular chemical formula.

• Chemical formula of Carnallite- KMgCl3•6(H2O)
• Chemical formula of Grossular- Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Carnallite and Grossular Specific Gravity

Another important criteria for qualitative analysis of gemstones is Carnallite and Grossular Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Carnallite and Grossular Optical Properties during the identification of gemstone. Specific gravity of Carnallite is 3.55-3.73 whereas that of Grossular is 3.55-3.73.