Newmont WikipediaGold Quarry mine near Carlin Nevada 2009 Asset Country Ownership Mine Type Metals In 1971 Newmont began using the heap leaching technology on sub mill grade ores there In the 1980s Newmont thwarted five takeover bids from Consolidated Gold Fields T Boone Pickens Minorco Hanson Industries and Sir James Goldsmith who sought to break Newmont apart and sell its assets