Northeastern Minnesota's earth is full of in-demand minerals and metals. Taconite, copper, nickel, cobalt, gold, platinum group metals, and more.
The taconite mining and steelmaking company said there are signs of rare earth mineralization at two sites it controls.
An iron mining and steel production company said it is eyeing the potential for mining rare earth elements in northern ...
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Cliffs exploring whether to shift some Iron Range mining from taconite to rare earth minerals
Cleveland-Cliffs, the largest player in mining on Minnesota’s Iron Range, is exploring whether the company should shift the ...
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