Apache Tear and Norbergite Physical Properties

Apache Tear and Norbergite Chemical Formula

While comparing Apache Tear and Norbergite 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 Norbergite chemical formula.

• Chemical formula of Apache Tear- -
• Chemical formula of Norbergite- Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)

Apache Tear and Norbergite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Apache Tear and Norbergite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Apache Tear and Norbergite Optical Properties during the identification of gemstone. Specific gravity of Apache Tear is 3.177 whereas that of Norbergite is 3.177.