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Discovered in 1844, First Production in 1846. The Marquette Iron Range was discovered in 1844 by a party of surveyors led by William A. Burt, who found that their sensitive magnetic compasses produced skewed results because of the concentration of iron in the land they were surveying. Mining began in 1847. At first, the hematite iron ore of the Marquette Range was smelted with local charcoal i...
The Cleveland Cliffs Iron Mine Co. The Iron Cliffs Company established in 1865 by a group of New Yorkers including Samuel J. Tilden. They obtained property in Marquette County and opened their first mine, the Barnum Mine, in 1867. Two shaft, the "A" and "B" were sunk. The company obtained three more mine pits by 1870. In 1877, Iron Cliffs began exploratory drilling on this site overlooking Ish...