Blue Sapphire is used most often for protection purposes, is a stone of wisdom and royalty, of prophecy and Divine favor. If you are worried about physical, emotional, mental, or spiritual attacks, the protective properties of this crystal are believed to be very beneficial. It will invite spiritual awakening and enhance your connection with your higher self. Raw dusty navy blue in daylight Corundum tumbled beauties, not often seen in a tumblestone. Perfect gift for yourself or a friend.