Beautiful russian natrolite crystal & synergy 12 stone a+++. Natrolite is one of the two or three most powerful stones for stimulation of the third-eye and crown chakras. It can actually cause the merging of these chakras into one huge energy center. Natrolite's energy moves beyond the confines of the physical body, activating one's conscious link with the eighth through fourteenth chakras above the head. Dimensions 1.85" x 1.68" x 1.17 inches.Weight 70 grams 350 carats. Keys: visionary experience, quantum leap to higher consciousness, brain evolution, et connections. This item is made of natrolite and russian natrolite, natrolite crystal, synergy 12 stone.