Iolite is a semi-precious stone that is durable, affordable, and that creates an effective glow of shades. The violet-blue is the specialized color that admires people for adoring this beautiful gemstone. It is recommended as the best substitute for Blue Sapphire, also called Neelam. This gemstone gains a reputable place in astrology as well as in jewelry making because of its authentic appearance and phenomenal features.This gemstone is helpful in improving the “creativity”and “inspiration” of the wearer. It favors you with positive surroundings and calms your mind with positive thinking. Also, Natural Iolite gemstone is known for its propensity to inspire passion, hope, virtue, purity, luck, love and happiness in the life span of the wearing individual. The round approximation size of this bead is between 9x19 mm to 14x27 mm. Since it is a natural stone, its size and color can vary even if purchased from the same source.