Star diopside and Achroite Physical Properties

Star diopside and Achroite Chemical Formula

While comparing Star diopside and Achroite 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 Star diopside and Achroite chemical formula.

• Chemical formula of Star diopside- CaMgSi2O6
• Chemical formula of Achroite- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

Star diopside and Achroite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Star diopside and Achroite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Star diopside and Achroite Optical Properties during the identification of gemstone. Specific gravity of Star diopside is 2.90-3.40 whereas that of Achroite is 2.90-3.40.