Gemstones have different textures, some may be more fragile in nature than others. Gemstones can scratch, chip, break or lose some of its colors under certain circumstances such as salt water, exposing gems to chemicals, chlorine or heat. it is advisable to take off jewelry while doing manual housework.
A regular professional cleaning is a good idea. Not only does it keep your jewelry looking its best, it also ensures that a trained professional takes a look at it at least once a year, allowing for the earliest possible detection of wear or damage.
Cleaning gemstones is easy. Simply soak the piece in a bowl of warm, soapy water for several minutes and then use a soft, non-metallic brush to remove any grime. If you use a jewelry cleanser, make sure it is non-abrasive. Also keep in mind that some gemstones may have been treated or enhanced by heating, oiling, irradiation or diffusion. Heated and irradiated stones generally don’t require special care when cleaning, but diffused stones could become lighter if scrubbed too hard. Also, the oil on an emerald can be stripped away by cleaning, making the emerald change appearance. If this happens, simply bring it to your jeweler for re-oiling.