Glaucophane and Achroite Physical Properties

Glaucophane and Achroite Chemical Formula

While comparing Glaucophane 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 Glaucophane and Achroite chemical formula.

• Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2
• 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.

Glaucophane and Achroite Specific Gravity

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