Cleanse gemstones before & after each use with HK Cleansing Tools.
HK preferred method of cleansing: Selenite and Palo Santo. 
Gemstones that do not need cleansing: kyanite, citrine, Super Seven, and selenite.

          Additional Ways to Cleanse Gemstones:

    • Place smaller gemstones on top of cleansed and dedicated large quartz cluster.
    • Carnelian cleanses other crystals; cleanse carnelian after each use.
    • Cleanse gemstones in fresh or dried flower petals for 24 hours.
    • Clear gemstones under running water or natural water sources. Some gemstones are water soluble and cannot be cleansed in water. 
      • Water will damage or dissolve the following gemstones: calcite, gypsum, selenite (all forms), halite, pyrite, optical calcite, malachite, hematite, magnetite, lodestone, and turquoise.
    • Place crystals on top of or bury in plant soil for 24 hours.
    • Sunlight cleanses gemstones, and some gemstones are photosensitive.
      • Following gemstones will fade in sunlight: amethyst, fluorite, rose quartz, calcites, ametrine, aquamarine, celestite, kunzite, opal, prasiolite, smoky quartz, and topaz.
    • Coarse, dry salt crystals are commonly used to cleanse gemstones for up to 24 hours. Due to the abrasive nature of salt, take caution with softer crystals.  
      • If salt is used to cleanse, rinse crystal well with pure water and dry thoroughly with a soft cloth.
      • Avoid using salt with friable crystals.  
      • In humid climates, salt crystals may cause damage to gemstones over time.
      • Salt can get stuck in gemstone crevices, and if combined with water molecules in humid air, may split the crystal.
      • Avoid using salt to cleanse the following: calcite, carnelian, hematite, labradorite, spectrolite, lepidolite, magnetite, mica, moldavite, opal, turquoise, ulexite, and most gemstone clusters. 
    • Handle with care. Detailed list of potentially toxic gemstones. 
    • Sensitive gemstones are softer and scratch easily. Minerals with a hardness below five are easily scratched by quartz; consult the Mohs hardness scale
    • Keep the following softer gemstones separate or protected from other crystals: fluorite, aventurine, selenite, malachite, turquoise, celestite, and chyrsocolla.
    • Do not use jewelry polishing cloths on the following: amber, coral, emerald, ivory, jadeite, lapis lazuli, malachite, opal, and pearls.
     Resources: Love is In the Earth by Melody & The Crystal Bible by Judy Hall, TAOMCHI Master of Crystology Training