Apache Tear and Achroite Physical Properties

Apache Tear and Achroite Chemical Formula

While comparing Apache Tear 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 Apache Tear and Achroite chemical formula.

• Chemical formula of Apache Tear- -
• 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.

Apache Tear and Achroite Specific Gravity

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