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There's a man in Bisbee, Arizona who never ages. He's the Bisbee Copper Miner, a statue that stands proudly at the bottom of Quality Hill in front of the Superior Court of Cochise County ...
In conventional mining, leaching involves applying acid to piles of rock in order to extract copper, gold or other metals. The remaining rock is stored on site in waste piles. Now, miners aim to ...
This as-told-to essay is based on e-mail exchanges with Cory Rockwell, a 38-year-old underground miner at Nevada Copper ... I was asked to go operate a rock pick, a machine used to separate ...
An expert group examining the cause of a $1.4 billion cost overrun at a giant copper mine ... not the unfavorable rock conditions blamed by the world’s second-largest miner.
Town officials say while they have little monetary value, but there is a lot of historic value, as the statues are tributes to Superior's history as a thriving copper mining town. "My dad he ...
CHUQUICAMATA MINE, Chile, Feb 6 (Reuters) - Production at mines owned by Chile's cash-strapped copper miner Codelco fell to 1.325 million metric tons in 2023, the company's chief executive told ...
SANTIAGO (Reuters) - Copper output at Chile state mining giant Codelco is still slumping after hitting a 25-year low last year, squeezing an already tight global market for the red metal that is ...
Ivanhoe Electric Friday said that it was close to a key milestone at its Santa Cruz copper project in Arizona, with expected completion of preliminary feasibility study in June 2025. The miner is ...
SANTIAGO, Dec 5 (Reuters) - Chilean state-run copper miner Codelco saw production fall 5.7% year-on-year in October to 128,000 metric tons, the Chilean Copper Commission (Cochilco) said on Tuesday.
A unit of Sichuan Road & Bridge Co. will start producing copper, zinc, gold and silver at a mine in Eritrea by early next year, helping diversify the country’s agrarian economy, a mines ministry ...