- Business
- Lion Copper and Gold Corp. (TSXV: LEO) is a mineral exploration company focused on the acquisition, exploration, and development of copper projects in the United States. The company advances its flagship Yerington Copper Project in Lyon County, Nevada, which encompasses the historic Yerington Mine Property covering approximately 11 square miles centered on the former Anaconda open pit copper mine, including five fee simple parcels and 82 patented mining claims totaling 2,767.66 acres plus 1,113 unpatented lode and placer claims totaling 22,996 acres; the MacArthur Project consisting of 902 unpatented lode claims and eight placer claims totaling about 18,800 acres; the Wassuk property with 310 unpatented lode claims; and an option to earn 100% interest in the Bear property comprising approximately 2,300 acres of private land. It also holds interests in the Copper Canyon, Blue Copper, and Muncy Creek properties, targeting brownfield assets with near-surface mineralization, established infrastructure including rail, power, and U.S. Highway 95A access, and secured water rights of 6,014 acre-feet per year for mining use. Founded in 1993 and headquartered in Yerington, Nevada, the company operates primarily in the U.S. copper mining district with eight employees. In August 2025, Lion Copper and Gold announced positive results from its NI 43-101 Pre-Feasibility Study for the Yerington Copper Project, outlining a 12-year mine life producing 120 million pounds of LME Grade A refined copper cathode annually via open-pit mining, heap leaching, and SX/EW processing enhanced by Nuton technologies, with acid plants operational for 19 years. In November 2025, Nuton LLC, a Rio Tinto subsidiary, committed US$31 million in milestone funding under their option-to-earn-in agreement, advancing the project to Stage 3 for a Definitive Feasibility Study, mine permitting submissions, detailed engineering, and scalability assessments within the Yerington copper district. Formerly Quaterra Resources Inc., the company rebranded to Lion Copper and Gold Corp. in November 2021.