The American Palladium Eagle is the official palladium bullion coin of the United States. Each coin has a face value of $25 and contains 99.95% fine palladium. It was authorized by the American Eagle Palladium Bullion Coin Act of 2010 which became Public Law 111-303 passed during the 111th United States Congress. The Palladium Eagle uses Adolph Weinman's obverse design on the Mercury dime, Liberty wearing a winged hat, while its reverse design is based on Weinman's 1907 American Institute of Architects (AIA) medal design.