Business Category: Mining

Polymet Mining Inc.

Cleveland Cliffs

  For generations, Cleveland-Cliffs has been a good steward of Minnesota's natural resources, investing in its people, its operations, and...

Arcelor Mittal Minorca Mine

Minorca produces about 2.8 million tons of fluxed iron-bearing pellets, and mines about 18 million tons of ore, rock, and...

Twin Metals

Mining Minnesota