Tourmaline and Antigorite Physical Properties

Tourmaline and Antigorite Chemical Formula

While comparing Tourmaline and Antigorite 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 Tourmaline and Antigorite chemical formula.

• Chemical formula of Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
• Chemical formula of Antigorite- (Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

Tourmaline and Antigorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tourmaline and Antigorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tourmaline and Antigorite Optical Properties during the identification of gemstone. Specific gravity of Tourmaline is 2.58-2.80 whereas that of Antigorite is 2.58-2.80.