Selenite is named after the Greek Goddess of the moon, Selene. This delicate, soft, and serene crystal is one of "the" crystals to have around you to create peace, serenity, and calm. Some crystals can disturb your sleep, but you can put this gem on your bedside table. Because Selenite is restful and soothing, it can be used for helping with insomnia. Try it out and see. Use it for clearing your mind and emotions, and to release stress. It does wonders for relaxation and meditation.