Search results
Results from the WOW.Com Content Network
[1]: 37 Iron from the Gogebic helped to fuel the industrial boom in the Upper Midwest during these years. By 1930 mining was winding down in the area. The mines began closing as the national economy suffered from the Great Depression. The result was widespread economic devastation in the communities of the Gogebic Range.
Hull–Rust–Mahoning Open Pit Iron Mine, Mesabi Range, 2010. The Mesabi Iron Range is a mining district and mountain range in northeastern Minnesota following an elongate trend containing large deposits of iron ore. It is the largest of four major iron ranges in the region collectively known as the Iron Range of Minnesota. First described in ...
The Marquette Iron Range is a deposit of iron ore located in Marquette County, Michigan in the United States. The towns of Ishpeming and Negaunee developed as a result of mining this deposit. A smaller counterpart of Minnesota's Mesabi Range, this is one of two iron ranges in the Lake Superior basin that are in active production as of 2018. The ...
The region's far eastern area, containing the Duluth Complex along the shore of Lake Superior, and the far northern area, along the Canada–U.S. border, are not associated with iron ore mining, but deposits of copper, nickel, and cobalt at the northern boundary of the Duluth Complex, where it meets the iron formations, are being considered for ...
This is a list of countries by iron ore production based on U.S. Geological Survey data. [a] List. Rank Country Usable iron ore production (× 1000 tonnes) Year
The only recently operating iron mine in the US outside the Lake Superior area was the Iron Mountain mine, formerly called the Comstock-Mountain Lion mine, west of Cedar City, in Iron County, Utah. The mine shut down in October 2014. [6] Operated by CML Metals, Inc. the mine produced ore with 54% iron.
The largest mine in the range, Soudan, was closed in 1962, and the last mine in the Ely area closed in 1964. [2] Despite the effort needed for the deep mining Soudan mine, the ore obtained was worth the effort; the quality of the hematite ore was so pure that two pieces could be welded. [1]
The Middleback Range has been a source of iron ore for over a century, particularly to feed the Whyalla Steelworks. Mines in the region were first developed by BHP from the 1890s and are now owned and operated by Liberty House Group.