Copper-nickel Mine

A federal judge has approved an environmental group's request to intervene in a lawsuit over mineral rights leases for the proposed Twin Metals copper-nickel mine near Ely in northeastern Minnesota.

St. Cloud business leaders got an update today (Tuesday) on a proposed copper-nickel mine on the Iron Range. PolyMet Mining Corp. spokesman Bruce Richardson says this would be Minnesota's first copper-nickel mine.

A proposal for Minnesota's first copper-nickel mine takes a crucial step forward Friday.

A long-awaited updated environmental review of the proposed PolyMet copper-nickel mine in northern Minnesota has been delayed by last month's federal government shutdown.