In the world of natural domestic turquoise, the Stone Mountain mine is a true sleeper. A sleeper is something of high-quality and grade that has slipped under the radar in value. In other words, it is a real bargain. We bought these stones from the people who own the mining rights and passed it on to Bruce Eckhardt, who cut the stones into a mind-blowing bead necklace. Bruce loved working the turquoise, as he found it hard, durable, and highly attractive.