Iron ore - WikipediaIron ores are rocks and minerals from which metallic iron can be economically extracted. .. Iron-rich rocks are common worldwide, but ore-grade commercial mining operations are dominated by the countries listed in the table aside. The major.comane iron mine,Iron mining in the United States - WikipediaIron mining in the United States produced 42.5 million metric tons of iron ore in 2015, worth . In common with other commodities, the history of iron mining in the United States includes a shift to larger but lower-grade ore deposits, a shift from.
comane iron mine