U.S. Quashes Twin Metals’ Mining Rights in Minnesota

The Biden administration canceled Twin Metals Minnesota LLC’s rights to mine copper, nickel, cobalt and other materials in northeast Minnesota, its latest move to curtail hardrock mineral extraction in the watershed of the Boundary Waters Canoe Area Wilderness.

• The Interior Department concluded that the two leases held by Twin Metals, an Antofagasta plc subsidiary, were improperly renewed by the agency in 2019
  • Interior cites an inadequate environmental analysis and consultation with the U.S. Forest Service
• Twin Metals called the cancellation “disappointing but not surprising, given the series of actions the administration has taken to try and shut the ...