Prehnite occurs in the veins and cavities of mafic volcanic rock. 
Prehnite is considered a stone of unconditional love and the crystal to heal the healer. It enhances precognition and inner knowing. 
Prehnite calms the environment and brings peace and protection.
Helpful for decluttering letting of possessions you no longer needed, adding those who hot possessions, or love, because of an inner lack.