United States





Arizona Sonoran Copper aims at restarting the Cactus mine

Privately held U.S. explorer-developer Arizona Sonoran Copper Company (formerly Elim Mining) is completing a preliminary economic assessment (PEA) on its Cactus porphyry copper project in Arizona before year-end, recently installed…






Top Ten U.S. miners

Mining in the United States has played a significant role in the country’s development. The Northern Miner presents its annual top-ten list of the largest U.S.-based mining companies ranked by market capitalization,…




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