The water method for gemstone/crystal cleansing requires you to fill a glass bowl with water & leave your piece soaking for 1-24 hrs. Gemstones like calcite, selenite, & opal should NOT be exposed to water. Salt water can be damaging to many crystals but coarse Himalayan salt can be used sparingly to recharge your gemstones, simply by placing in a bowl & leaving for 10-15 mins. 

Set your gemstones in direct sunlight to charge & program your stones to work for you. Set your intentions & leave the stone for a minimum of 24 hrs. Some gemstones like rose quartz & citrine fade with over exposure to the sun, if in doubt charge your gemstones with moonlight instead. 

If in doubt, smoke it out ! Sage & Santo Palo are well known ways to clear your stones for new intentions & positive vibrations. There is power in circles of 7.  Remember, your gemstones are already created to help  stabilize energy & don't need more than your presence to thrive. These tips are a boost for the magic already held in your natural gemstones.