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May 20, 2022, 10:45 am304 pts
Grist
Northeastern Minnesota’s Iron Range has been a major mining hub since the 1860s. Nestled among thick forests and many of the state’s famed “10,000 lakes,” open-pit mines there produce low-grade iron ore that’s shipped to steel mills around the country. But for the last few decades, as the U.S. steel…
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