SUPERIOR, Ariz.–(BUSINESS WIRE)– Resolution Copper, a joint venture between Rio Tinto (55%) and BHP (45%), and the United States Forest Service (USFS) have completed a historic land exchange, unlocking the next phase of one of the world’s largest untapped copper deposits. Completion of the land exchange follows a 13 March decision in the U.S. Court of Appeals for the Ninth Circuit which ru