Apache Tear and Neptunite Physical Properties

Apache Tear and Neptunite Chemical Formula

While comparing Apache Tear and Neptunite 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 Neptunite chemical formula.

• Chemical formula of Apache Tear- -
• Chemical formula of Neptunite- KNa 2Li(Fe2+ ,Mn2+ ) 2Ti 2Si 8O 24Michael O’Donoghue , Gems, Sixth Edition (2006)

Apache Tear and Neptunite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Apache Tear and Neptunite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Apache Tear and Neptunite Optical Properties during the identification of gemstone. Specific gravity of Apache Tear is 3.19-3.23 whereas that of Neptunite is 3.19-3.23.