Updated edition includes 85 new photographs, including close-ups of cabochons from the famous mines that produce the best colors and matrix; information about mining activity and locations brings the story of world turquoise up to date.

Turquoise has been mined on six continents and traded by cultures throughout the world's history, including the European, Chinese, Mayan, Aztec, Inca, and Southwest Native American. It has been set in silver and gold jewelry, cut and shaped into fetish animals, and even formed to represent gods in many religions. This gemstone is displayed in museums around the world, representing the arts and traditions of prehistoric, historic, and modern societies. Turquoise focuses on the latest information in science and art from the greatest turquoise collections around the globe.

Joe Dan Lowry is world-renowned for his knowledge about turquoise and is sought after for appraisals, interviews, and lectures. He owns turquoise mines, is a skilled lapidary, and is co-author of the book Turquoise Unearthed. He developed and is curator of the Turquoise Museum in Albuquerque, New Mexico, where he lives.

Joe P. Lowry has been the president of Zach-Low since 1972 and is the founder and president of The Turquoise Museum since 1993. He has been involved in bringing education to the turquoise and Indian jewelry industry at museums and national parks around the country. He co-authored Turquoise Unearthed with his son, Joe Dan Lowry.