PolyMet Mining Corp. - Edison Investment Research
Nov 21, 2013 ... infrastructure; the Erie Plant's scalability and capacity; the size of the NorthMet .... one 12' x 14' rod mill, one 12' x 14' ball mill, three 12' x 24' regrind mills and ... This will create synthetic gypsum that will be stored in a lined facility. ... 6. Land swap details essentially complete. PolyMet owns the mining rights...