Genuine Turquoise from the Campitos mine in Northern Mexico and Spiney Oyster Shell with hand soldered sterling silver beads from Navajo Country. The necklace is approximately 20 inches long and has a sterling silver lobster claw clasp. Its color is said to most closely resemble Sleeping Beauty Turquoise, and ranges from a light to medium blue, occasionally with pyrite inclusions, giving it a bit of sparkle. ... A lovely, hard stone with beautiful color, Campitos is a favorite for jewelry artisans.