Satin Spar and Polyhalite Physical Properties

Satin Spar and Polyhalite Chemical Formula

While comparing Satin Spar 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 Satin Spar and Polyhalite chemical formula.

• Chemical formula of Satin Spar- CaSO4·2H2O
• Chemical formula of Polyhalite- K2Ca2Mg(SO4)4·2H2O

Satin Spar and Polyhalite Specific Gravity

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