Here are some tips on how to clear, program, and safely store your stones so they’re always energized and ready to go. In fact, consider cleansing your gemstones any time somebody else has been touching them to clear their energetic fingerprint. If you ever find an old crystal that’s been hidden away and forgotten for a while, that’s a good opportunity for a quick cleanse as well. Here are a few strategies for clearing your crystal companion. They are all effective, so go with the method that most appeals to you: Leave the stone in the water overnight and add dried sage, basil, or lavender to enhance the bath’s cleansing effect.