6.1 g, 5 cm, from China. It is a stone of meditation. Activates receptivity, sharpens intuition. It opens the gateway to spiritual connection and removes obstacles on the spiritual path. It helps to recognize and spiritually process day visions and night dreams. In the center of the forehead, its royal blue opens the gateway to the spiritual union of our true self with the divine spark in the heart. It gives strength and is suitable for the recovery of damaged and injured organs. Calms the nervous system. Purifies the blood, supports intuition and psychic abilities.