Aura Earrings Quartz Crystal square drops 18k Goldplated Sterling silver CLEAR QUARTZ says produces a force field of healing negative ions while clearing the surroundings of positive ions, protecting the aura. It cancels out the harmful effects of radiation and radioactivity. Clear Quartz brings strength and clarity to the intellect, aiding concentration and memory retention, and filtering out distractions. Its hypnotic quality is conducive to sleep, helping one to understand the messages and lessons conveyed during the dream state. Charge gemstones on a selenite plate, a selenite bowl, in the moonlight or just rinse it in cold saltwater. Goldplated jewelry will fade the gold by time - the lasting depends on the user. Do you want to take extra good care of your gold plated jewelry - do not use when shower or bathing.