Stewardship of our Natural Resources
One of the responsiblities of St. Louis County is to cooperatively steward the resources of St.Louis County with the assistance of the Department of Natural Resources, the Pollution Control Agency, the State of Minnesota, the Federal Government, city and township governments and the people of the state.
Non Ferrous Mining
Also called Sulphide or Precious Metal or Copper Nickle Mining
County Board to Tour Polymet Site on March 24, 2009

The map above shows the Duluth Complex - a sulfide and ore bearing area of mineral estate land - the location of Polymet due north of Duluth. The Boundary Waters are just north of Polymet, the Superior National Forest surrounds Polymet and the mining exploration includes the watersheds of the St. Louis and Cloquet Rivers as well as Lake Superior.
Aeromagnetic Anomaly Map of Minnesota
Prefernce Rights Lease Availability List
Links :
Northeastern Minnesotans for Wilderness
Save Lake Superior Association
Friends of the Boundary Waters
Minnesota Center For Environmental Advocacy
Friends of the Cloquet Valley State Forest
Izaak Walton League of America MINNESOTA DIVISION
Minnesota Environmental Partnership