Glamour, intrigue, romance, the quest for treasure... those are all vital aspects of humankind's eternal search and love for gemstones. As long as people have roamed the world, the have placed extraordinary value on our incredible gifts from the land and sea. And once they found or purchased gems, the owners discovered their treasures lasted longer and looked more beautiful with proper care. Gem Care offers simple, straight-forward, accurate information on the safest and easiest methods for wisely taking care of your gems and jewelry. Because gems have different characteristics, there is no single safe way to care for them. Much depends on the hardness of the gem, its toughness, and its susceptibility to heat, light, and acids. By using all the tips and sound advice in this book, your gems and jewelry should be safe and look like new for decades. Specifically covered gemstones include alexandrite, amber, apatite, beryl (aquamarine, emerald, green beryl, heliodor, morganite, red beryl), chalcedony (agate, bloodstone, carnelian, chrysoprase, fire agate, jasper, moss agate, onyx, petrified wood, sardonyx), chrysoberyl, coral, cubic zirconia, diamond, diopside, garnet (almandite, demantoid, pyrope, rhodolite, spessartite, tsavorite, malaia), hematite, iolite, ivory, jade (jadeite, nephrite), kunzite, lapis lazuli, malachite, marcasite, moonstone, obsidian, opal (black, boulder, crystal, jelly, fire, white), pearl, pearl shell products (abalone, mab�s, mother-of-pearl, shell), peridot, quartz (amethyst, ametrine, adventurine, citrine, rock crystal, rutilated quartz, tiger's eye), ruby, sapphire, spinel, tanzanite, topaz (blue, imperial, sherry), tourmaline (green, indicolite, parti-color, rubellite, watermelon), turquoise, and zircon.