Ten biggest producing surface mines in North America in 2020
Located in Minnesota, United States, the Minntac Mine is an iron ore mining project owned by United States Steel. The mine is expected to operate until 2031. The greenfield mine produced an estimated 32.693Mt of ROM in 2020. It had an estimated production of 12.791 mtpa of iron ore in the same year. 9. Antelope MineWeb
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