When it comes to choosing the best pick among Blue Gemstones gemstones, Watermelon Tourmaline is known to be a popular choice!Physical properties of Watermelon Tourmaline include its hardness, gravity, fracture, cleavage, etc. For any gemstone crystal, Watermelon Tourmaline Optical Properties are responsible for imparting various physical properties to its structure. Knowledge of these properties is equally important to gem-cutters as well as to consumers. Watermelon Tourmaline cleavage is nothing but the plane across which the crystal splits during cutting. and specific gravity of Watermelon Tourmaline is 2.90-3.40.
The physical properties of Watermelon Tourmaline, in fact, are imparted by the chemical composition of its individual molecule. The reactivity or inertness of the crystal is solely governed by its chemical structure. Chemical composition of Watermelon Tourmaline is represented by 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..