Twin Metals has announced the company will be using an environmentally friendly dry stack method to store leftover rock from the proposed underground copper-nickel mine near Ely.
The Commerce Department says the determination is preliminary, but the tariff goes into effect immediately.
With all permits in hand and debt off the books, PolyMet is now focused on putting together its finance package for the Northmet project.
A federal judge in Minnesota has lifted a hold that had been placed on four lawsuits challenging the proposed PolyMet copper-nickel mine in northeastern Minnesota.
In this week’s Eye on Mining, CBS 3’s Kristen Vake sits down with PolyMet President and CEO Jon Cherry for an exclusive interview.
The public comment period on federal mineral leases for Twin Metals Minnesota has been extended through January 30, 2019, according to the Bureau of Land
On Tuesday a number of environmental groups appealed the air and water permits that have been approved for the proposed PolyMet copper-nickel mine. The groups
An influential Democratic congresswoman wants to know why the Environmental Protection Agency opted against filing formal comments with state regulators when they considered whether to issue a key permit for the PolyMet copper-nickel mine in Minnesota.
8th Congressional District Congressman Pete Stauber has introduced his first piece of legislation, which would move Polymet another step closer to “responsibly developing the NorthMet ore body in Northeast Minnesota.”
Follow the Science. That’s what Minnesota’s newest Governor Tim Walz has to say about the future of Copper-Nickel mining in Minnesota.
Global iron ore producer ArcelorMittal says no changes in employment, production or operations are expected when it assumes the role as managing partner for Hibbing Taconite later this year.
Organizations across the state are sounding off about the MPCA issuing the final state permits for the proposed PolyMet project in Northeast Minnesota.
An Environmental Assessment has been released by the Bureau of Land Management to analyze the potential effects of renewing hardrock mineral leases in the Superior National Forest.