Lapis Lazuli was among the most highly prized tribute paid to Egypt, obtained from the oldest mines in the world, worked from around 4000 B.C., and is still in use today. Referenced in the Old Testament as sapphire (unknown in that part of the ancient world), Lapis Lazuli is most likely the fifth stone in the original breastplate of the High Priest, as well as those of later times. Lapis Lazuli is one of the most sought-after stones in use since man’s history began. Its deep, celestial blue remains the symbol of royalty and honor, gods and power, spirit and vision. It is a universal symbol of wisdom and truth. Crystal vaults.