Turquoise was worn by Pharaohs and Aztec Kings. Its prized blue color, is so distinctive that its name is used to describe any color that resembles it. Pre-Columbian Indians used turquoise for beads and pendants. From,500 BC Burial grounds, in Central America and Mexico. Teeth were found decorated with turquoise. A tribute to early dentistry as well as a different idea for adornment. It was also extensively used around 200 BC, by both southwestern US Native Americans and by many of the Indian tribes in Mexico.