Of course care instructions are not printed on the gem, so you need to become educated by asking questions of your jeweler and looking to books for information on how to care for your gem stones. It's important to remember that gem stones are not as hard or as durable as diamonds. Dyed stones, such as lapis, jade and others are affected by solvents, and chlorine in the pool or the.

Making the investment in quality gem stones is only the first step towards life-long enjoyment of the jewel. Amethyst, Kunzite and red tourmalene can fade when exposed to bright sunlight, so don't wear them to the beach. Alcohol and acetone (nail polish remover) will dissolve the fillers in emeralds and other filled or oiled stones.

Malachite and turquoise, often found in Native American jewelry, are very sensitive to chemicals such as ammonia and perfumes. Like any other valued item, gems will look better and last longer if they are well taken care of.

Sudden temperature changes can cause some stones such as emerald, garnet, opal, peridot, tanzanite and topaz to crack or even shatter.