Prehnite TumblesLight Coded Prehnite Tumbles Prehnite is considered a stone of unconditional love and the crystal to heal the healer. It enhances precognition and inner knowing . Enables you always to be prepared Prehnite calms the environment and brings peace and protection. It teaches how to be in harmony with nature and the elemental forces Prehnite heals the kidney and bladder, the thymus gland, shoulders, chest and lungs. It treats gout and blood disorders.