In Ancient Greece , the Gorgoneion ( Greek : Γοργόνειον ) was a special apotropaic amulet showing the Gorgon head , used most famously by the Olympian deities Athena and Zeus : both are said to have worn the gorgoneion as a protective pendant .
In Ancient Greece , the Gorgoneion ( Greek : Γοργόνειον ) was originally a magic pendant showing the Gorgon 's head .