Black agate triple stone pendant sterling silver 925

Black Agate is used for Protection, Courage, Success. It is worn for courage and success in competitions. Black Agate with their hot energy helps Reproduction System. Black Agate is excellent as a healing crystal for respiratory issues, eases nausea, indigestion, cramps and problems of the teeth and gums. 100% sterling silver stamped 925. Hand made pendant. I believe this is black agate.