APATITE CRYSTAL RING. This Blue Apatite crystal has been set into a sold Silver bezel,highlighting the rich blue crystal.Apatite is a dual-action stone, known for its positive use of personal power to achieve goals. It clears away confusion, apathy or negativity, then, stimulates the intellect to expand knowledge and truth, which may be used for personal growth or for the collective good. This ring is size 59 (or R), it weights 4.7g and the crystal is approx. 10mm x 5.5mm.