Explore Minnesota - Iron Ore - Minnesota DNRMinnesota's iron ore operations have a production capacity of about 40 . Iron Range mines and processing plants . iron nugget plant is Hoyt Lakes, Minnesota.hoyt lakes iron pellet plant,Iron Ore in 2006 - USGS Mineral Resources Programplants in the Great Lakes region, the control of iron ore reserves for steelmaking, and .. plant at Hoyt Lakes, MN, and the project was suspended. The proposed.39-Iron Oredd - USGS Mineral Resources Programproduction of the first iron nuggets at its Mesabi Nugget facility in Hoyt Lakes. This was the world's first commercial production of greater than 96% iron nuggets.
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