PolyMet Mining Corp. (PolyMet) is a development-stage company. The Company is engaged in the exploration and development of natural resource properties. The Company's sole mineral property is the NorthMet Project, which is located in St. Louis County in the Mesabi Iron Range mining district approximately 60 miles north of Duluth, Minnesota, the United States. The NorthMet Project consists of NorthMet copper-nickel-precious metals ore body, and the Erie Plant, a processing...