Richterite and Alabaster Physical Properties

Richterite and Alabaster Chemical Formula

While comparing Richterite and Alabaster 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 Richterite and Alabaster chemical formula.

• Chemical formula of Richterite- Na(CaNa)(Mg,Fe++)5(Si8O22)(OH)2
• Chemical formula of Alabaster- CaSO 4 · 2H 2OWalter Schumann , Gemstones of the world (2001)

Richterite and Alabaster Specific Gravity

Another important criteria for qualitative analysis of gemstones is Richterite and Alabaster Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Richterite and Alabaster Optical Properties during the identification of gemstone. Specific gravity of Richterite is 2.30 whereas that of Alabaster is 2.30.