Many cultures around the world have prized the emerald and attributed fantastic characteristics to this beautiful green stone. According to lore, emeralds could cure low IQ, poor eyesight and infertility. They were thought to bring good luck, creativity, eloquence and the ability to foresee the future, as well as work against enchantments and spells. Long held as a symbol of fidelity, during the Middle Ages emeralds were believed to keep a woman chaste (the men, not so much).
Like aquamarine, emerald is a variety of beryl. Most are mined in Brazil , Columbia , and Zambia , with some notable stones having been discovered in western North Carolina . Country of origin will affect the variations in color and clarity.
Take care to protect your emerald from hard knocks and scratches by removing them before housework, sports, or gardening. Avoid ultrasonic cleaners and harsh detergents.