; (2) may, at reasonable times and without delay, have access to records, inspect any monitoring equipment, and review any method of operation required under this Act; (3) may engage in any work and do all things necessary or expedient to implement and administer the provisions of this Act; (4) may, on any mining claim, license, or lease maintained in compliance with this Act, stop and inspect any motorized form of transportation that the Secretary concerned has probable cause to believe is carrying hardrock minerals, concentrates, or products derived therefrom from a claim site for the purpose of determining whether the operator of such vehicle has documentation related to such hardrock minerals, concentrates, or products derived therefrom as required by law, if such documentation is required under this Act; and (5) may, if accompanied by a appropriate law enforcement officer, or an appropriate law enforcement officer alone, stop and inspect any motorized form of transportation which is not on a claim site if the Secretary concerned or the appropriate law enforcement officer has probable cause to believe such vehicle is carrying hardrock minerals, concentrates, or products derived therefrom from a claim site, license, or lease on Federal land or allocated to such claim site, license, or lease for the purpose of determining whether the operator of such vehicle has the documentation required by law, if such documentation is required under this Act. 513. Mineral materials (a) Determinations Section 3 of the Act of July 23, 1955, commonly known as the Surface Resources Act of 1955 ( 30 U.S.C. 611 ), is amended— (1) by striking No and inserting (a) No ; (2) by inserting mineral materials, including after varieties of ; (3) by striking or cinders and inserting cinders, and clay,