Latest Iron mining and refining News

US Steel upgrading MN mill to produce specialty pellets

Jun. 29, 2022 11:47 AM EDT

MINNEAPOLIS (AP) — U.S. Steel plans to spend $150 million to upgrade one of its two Minnesota mines to produce a new kind of iron ore feedstock now used in the majority of the nation's steel mills. The specialty “DR-grade” pellets are used to make a purer form of iron that is...