Jewelry Glossary

Diamonds, emeralds, chalcedony, agate, heliotrope; onyx, plasma; tourmaline, chysolite; sapphire, ruby, topaz; turquoise, zircon, cubic zirconia; jacinth, hyacinth, carbuncle, amethyst; alexandrite, cat's eye, bloodstone, hematite, jasper, moonstone, sunstone.