Could a new iron ore mine turn Minnesota into a green steel powerhouse?
Published on July 23, 2026
An enormous shed sits on a ridge northeast of Calumet, Minnesota, along the state’s Iron Range , visible for miles to drivers rushing by on Highway 169. To reach it by car, I exited the highway at Nashwauk (population 950, give or take) and drove down a lonely county road, eventually pulling up to a security…