When it comes to choosing the best pick among Violet Gemstones gemstones, Benitoite is known to be a popular choice!Physical properties of Benitoite include its hardness, gravity, fracture, cleavage, etc. For any gemstone crystal, Benitoite 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. Benitoite cleavage is nothing but the plane across which the crystal splits during cutting. Benitoite cleavage is [10 1 1] poor,and specific gravity of Benitoite is 3.61-3.68.
The physical properties of Benitoite, 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 Benitoite is represented by BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references.