Gemstones are your precious possessions. They are the best heirlooms you can hand down to your children and grandchildren. Take proper care of them and their lustre will last for generations.All precious and semi-precious gemstones should be cleaned frequently. But you should understand a little more about different gemstones and their nature before cleaning them. Some stones are of a sensitive nature. Research & learn how to clean them before attempting to do so at home (for example, you shouldn?t rinse treated stones or soft stones like turquoise, pearl and amber as it may damage their polish and shine). It is usually safe to clean most precious and semi precious gemstones (except moonstone and emerald as they are prone to damage in ultrasonic) using ultrasonic cleaners however there is no need of any special appliances to clean them. Most stones respond well to mild detergent and warm water. Gemstones and precious metal jewelry can be cleaned using warm water and mild dish-washing detergent. Scrub gently with a soft bristled brush. Rinse the gemstones with cool, fresh water. Dry with a soft lint-free cloth. Wrap the jewelry or gemstones in a soft cloth before storing or use a fabric-lined storage box. Always rinse your gemstones jewellery in a bowl of water. Sometimes the stones on a piece of jewelry become loose in their settings. Rinsing them in a sink or wash basin poses a risk of losing such gems. Always store gemstones jewelry separately to prevent any accidental damage. All gemstones should be protected from extreme heat as it can cause fracture in the stones. Also, the use of harsh chemicals and cleaners should be avoided.The harsh rays of the sun can also be harmful to not just your skin but your stone jewellery as well. Heat and light can impact a precious stone?s color and durability. Direct sunlight can fade a lot of stones, including amethysts and smoky quartzs. Some gems like pearl and ivory run the risk of getting bleached due to sunlight. Heat can dry up the natural moisture of some gemstones. Sudden temperature changes and extreme heat can also cause a fracture in some gemstones. So, always take care to keep your gemstones away from sunlight and heat. If you love swimming, make sure that you remove your jewellery before diving into a swimming pool. The chlorinated water can do much damage to these beauties. You should keep your gemstone jewellery away from any household item containing bleach, chlorine, and other strong oxidizers.