iron ore & taconite - Michigan State University
In winter, when the Soo Locks are shut down, ... The images below show ore freighters, with their cargo of taconite pellets, unloading at a blast furnace/steel mill complex in Sault Ste Marie, Ontario. These ships are self-unloading. ... The proximity of fuel (coal, coke and charcoal) to the center of iron production remained the most important ...