Our boho necklace is made with spiny oyster copper turquoise and blue turquoise gemstones in a simple dangle style. The copper oyster stone is surrounded by tiny turquoise stones that hang like little droplets from our dainty gold filled cable chain. A great gift idea for those that love turquoise stones. About Spiny Oyster Copper Turquoise: Spiny oyster copper turquoise is a stone created using natural turquoise with copper inclusions, and spiny oysters. Spiny oysters are one of the oldest stones used for jewelry making by Native Americans in the Southwest and they are found between the Baja California Peninsula and Mexico. They are still harvested today the same as they were years ago by divers and fish nets. Materials: Spiny oyster copper turquoise heart briolette 8mm Blue turquoise stones 3mm round All metal components are 14K gold filled If you have any questions just click "message seller" on our homepage. Thank you for visiting our jewelry shop, Linda and Joe .