Company: Cleveland Cliffs Mining Company

Cleveland Iron Co. and Iron Cliffs Company → Cleveland Cliffs Mining Company → Cliffs Natural Resources

Photo info: The Cleveland Cliffs offices in Ishpeming in 1910 in a postcard view.

Notes

For an excellent article on the merger of the Cleveland Iron Mining Company and the Iron Cliffs Company in 1905 see this research paper from the 2009 Mining History Journal. Click Here.

Time Line

1850. The Cleveland Iron Mining Company is organized.

1891. The Cleveland Iron Mining Company absorbes the Iron Cliffs Company through indirect purchase. It becomes the Cleveland-Cliffs companmy. [MHA]

1937. The Marquette iron range was the scene of major developments in low grade ore (jasper) concentration and agglomeration. The Marquette Iron Mining Co., Republic mine and mill had its first full year of operation with separation of the non-magnetic iron being done by the froth flotation method. The firm's agglomeration plant, incorporating several features new to the area, was placed in service late in the season at Eagle Mills, Mich. just east of Negaunee. The Marquette Mining Co. is comprised of the following firms: CCI, Wheeling Steel, Inland Steel, International Harvester, Jones & Laughlin Steel with CCI managing the operations. [EFP-1937-0114]