When it comes to choosing the best pick among Blue Gemstones gemstones, Rock Crystal is known to be a popular choice!Physical properties of Rock Crystal include its hardness, gravity, fracture, cleavage, etc. For any gemstone crystal, Rock Crystal 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. Rock Crystal cleavage is nothing but the plane across which the crystal splits during cutting. and specific gravity of Rock Crystal is 2.65.
The physical properties of Rock Crystal, 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 Rock Crystal is represented by SiO 2Walter Schumann , Gemstones of the world (2001).
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