Demantoid Garnet and Polyhalite Physical Properties

Demantoid Garnet and Polyhalite Chemical Formula

While comparing Demantoid Garnet and Polyhalite 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 Demantoid Garnet and Polyhalite chemical formula.

• Chemical formula of Demantoid Garnet- Ca3Fe2(SiO4)3
• Chemical formula of Polyhalite- K2Ca2Mg(SO4)4·2H2O

Demantoid Garnet and Polyhalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Demantoid Garnet and Polyhalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Demantoid Garnet and Polyhalite Optical Properties during the identification of gemstone. Specific gravity of Demantoid Garnet is 2.78 whereas that of Polyhalite is 2.78.