The Blue Sapphire is a gem of the corundum family. It is a smooth, transparent shining stone in blue having a tremendous power to attract. Their color ranges from very light to very dark greenish or violet-blue and in various shades of blue. Among all the nine astrological gemstones, the Blue Sapphire stone is the most forceful and fastest-acting gemstone. For many individuals, it shows effects instantly by way of gain in wealth, resolution to a problem, gift from the gods.