Selenite and Plumbogummite Physical Properties

Selenite and Plumbogummite Chemical Formula

While comparing Selenite and Plumbogummite 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 Selenite and Plumbogummite chemical formula.

• Chemical formula of Selenite- CaSO4·2H2O
• Chemical formula of Plumbogummite- PbAl3(PO4)(SO4)(OH)6

Selenite and Plumbogummite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Selenite and Plumbogummite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Selenite and Plumbogummite Optical Properties during the identification of gemstone. Specific gravity of Selenite is 4.014 whereas that of Plumbogummite is 4.014.