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the mining of taconite

  • Gogebic Taconite, LLC, former mining project | Wisconsin DNR

    Gogebic Taconite, LLC, former mining project | Wisconsin DNR

    Mar 24, 2014 Gogebic Taconite, LLC, was considering development along a four-mile stretch east of the community of Mellen. However, the DNR received a preapplication withdrawal letter from Gogebic Taconite, LLC, on March 24, 2015 [PDF] for the ferrous mining project located in Iron and Ashland County. The letter follows the February 2015 closing of the ...

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  • Hibbing Taconite Company :: ArcelorMittal USA

    Hibbing Taconite Company :: ArcelorMittal USA

    Hibbing Taconite Company produces about 7.8 million tons of standard iron-bearing pellets, and mines about 29 million tons of ore annually. Hibbing began production in 1976 and made its initial shipment in January of 1977. Hibbing Taconite Company is a joint venture between ArcelorMittal, Cleveland-Cliffs …

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  • Taconite

    Taconite

    taconite, low-grade iron ore, a flintlike rock usually containing less than 30% iron. Resistant to drilling and to the extraction of its contained metal, the rock was long considered worthless. Experiments begun in 1912 by the American scientist Edward W.

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  • Taconite dust raises health risks in MN miners - School of

    Taconite dust raises health risks in MN miners - School of

    Dec 02, 2014 The Thunderbird Taconite Mine in Eveleth, MN. Photo by Erlend Bj rtvedt/ CC BY 3.0. The project, dubbed “The Minnesota Taconite Workers Health Study,” was headed by Dean John Finnegan and principal investigator Jeffrey Mandel. “Mining is of great importance to the people of Minnesota and to our State’s economy,” said Finnegan.

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  • A brief history of Minnesotas Mesabi Iron Range | MinnPost

    A brief history of Minnesotas Mesabi Iron Range | MinnPost

    May 26, 2020 The first taconite plant was Reserve Mining Company in Babbitt, soon followed by Erie Mining Company in Hoyt Lakes. Both Babbitt and Hoyt Lakes were built for their respective taconite …

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  • An Abandoned Town: The Story of Taconite Harbor

    An Abandoned Town: The Story of Taconite Harbor

    Nov 14, 2016 Year after year, the mining industry continued on its fickle future. Taconite Harbor reached its peak in 1981, producing 200 million tons of Taconite per year. But it …

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  • Walz urges mining companies to extend lifespans of

    Walz urges mining companies to extend lifespans of

    Feb 01, 2021 ST. PAUL — Gov. Tim Walz on Monday, Feb. 1, wrote to the heads of two mining companies to keep open their Hibbing Taconite mines, whose iron ore reserves are dwindling and expected to run out by ...

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  • Minnesota Mining Laws

    Minnesota Mining Laws

    Auxiliary taconite mining lands are subject to ad valorem tax under Minnesota Statutes, sec. 272.01. The rate for the ad valorem tax on unmined taconite is specified in Minnesota Statutes, sec. 298.26. The ad valorem tax for unmined natural iron is specified in Minnesota Statutes, secs. 272.02, 273.03, 273.1104, 273.12, 273.13, and 273.165.

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  • Major Mines & Projects - Mining Intelligence and News

    Major Mines & Projects - Mining Intelligence and News

    Both the Minorca and Hibbing mines are located in the Mesabi iron range where iron ore has been extracted for over 100 years. The ore bodies are within the Biwabik Iron Formation, a series of shallow dipping Precambrian sedimentary rocks known as taconite with a total thickness in excess of 200 meters and running for approximately 200 kilometers.

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  • Rocky Taconite - Exploring the North Shore Visitor's Guide

    Rocky Taconite - Exploring the North Shore Visitor's Guide

    Naming Rocky Taconite. Once at home, the Reserve Mining Company held a competition to name the statue. The two finalists were Petey Pellet and Rocky Taconite. Rocky Taconite won out. Then, on or around July 15, 1964, he was put atop his taconite perch and placed in the town’s center.

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  • Mining Tax Guide - Minnesota Department of Revenue

    Mining Tax Guide - Minnesota Department of Revenue

    Taconite Municipal Aid** $5,707,956 17.8 cpt Taconite Railroad $591,142 1.8 cpt Mining Effects** $1,614,524 5.0 cpt 2018 Distribution of Production Tax (Based on 2017 Production Year) Other $8,613,242 26.8 cpt

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  • Mesothelioma in Taconite Workers Most Likely Due to

    Mesothelioma in Taconite Workers Most Likely Due to

    Jan 25, 2019 In the late 1990s, miners in Minnesota’s taconite iron ore mining industry began experiencing an unusual uptick in cases of a rare and fatal cancer called mesothelioma. To date, more than 100 cases of mesothelioma have been identified in Minnesota miners. Health officials have long wondered whether the cancers were caused by miners breathing ...

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  • The Mining of Taconite, Lake Superior Iron Mining

    The Mining of Taconite, Lake Superior Iron Mining

    The mining companies also pay an occupation tax and a royalty tax. The Taconite Tax Law exempts taconite operators from paying the ad valorem tax and provides that they be taxed by production only. This is important, since taconite mining and processing require the moving of three tons of crude ore for every ton of iron ore produced.

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  • Overview - Taconite Mining: Technology, Taxes, & Tailings

    Overview - Taconite Mining: Technology, Taxes, & Tailings

    May 05, 2020 Reserve Mining Company opened one of the first taconite processing plants in Minnesota at Silver Bay in 1956. By the late 1950’s, this plant was producing 6 to 10 million tons of pellets a year, and disposing of the remains of powdered rock (known as tailings) in Lake Superior.

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  • Taconite Iron Ore NESHAP Economic Impact Analysis

    Taconite Iron Ore NESHAP Economic Impact Analysis

    Taconite mining and processing fall under the North American Industry Classification System (NAICS) 21221 Iron Ore Mining. According to the 1997 Economic Census of Manufacturing, in 1997, 32 establishments owned by 26 companies produced products that are categorized in NAICS 21221 (U.S. Department of Commerce,

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  • Taconite: History of Erie Mining Company a true gem

    Taconite: History of Erie Mining Company a true gem

    That was taconite. Before taconite was hematite, found in 1890 at what would become the Mesabi Range's first mine, the Mountain Iron Mine. But as the hematite was being depleted, those with an eye to the future, Lamppa wrote, recognized that the amount of ore produced by every iron ore mine that had ever existed in America was but a small fraction of all the iron locked up in the vast ...

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  • taconite | Definition, Uses, & Facts | Britannica

    taconite | Definition, Uses, & Facts | Britannica

    Taconite, a low-grade siliceous iron ore composed of 20–30 percent magnetite occurring in fine-grained banded iron formations. Taconite is mined primarily in the U.S., in the Mesabi Iron Range in Minnesota and the Marquette Iron Range in Michigan.

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  • Taconite Dreams: The Struggle to Sustain Mining on

    Taconite Dreams: The Struggle to Sustain Mining on

    First, taconite was invented as a technological fix for the declining natural iron-ore mining industry. Through the miracles of science and engineering, Edward W. Davis and his colleagues created an industrial system that promised a future of ongoing mining and abundance. Yet taconite technology alone did not spur the Iron Range’s mining economy.

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  • Iron Mining Process - Minnesota Iron

    Iron Mining Process - Minnesota Iron

    Taconite is a very hard rock. Using explosives, the taconite is blasted into small pieces. Transportation The taconite pieces are scooped up by electric shovels. Each shovel can hold up to 85 tons of rock. The shovels place the taconite into giant dump trucks. These trucks are as big as a house and hold up to 240 tons of taconite.

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  • Secondary Breakage in Taconite Open Pit Mining

    Secondary Breakage in Taconite Open Pit Mining

    Sep 09, 2019 The mining of taconite, to provide feed for a processing plant, requires that the flow of material continue uninterrupted. This means first, that the crude must be of a size acceptable to the primary crusher in order to reduce the delays caused by plugging the crusher with chunks.

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  • The mines will come back; many of the jobs won't

    The mines will come back; many of the jobs won't

    Apr 23, 2020 This experience would change me, but not the mining business. As world events and volatile markets flap their butterfly wings, U.S. Steel’s Keewatin Taconite, Cleveland Cliffs’ Northshore Mine, and ArcelorMittal’s Hibbing Taconite will all remain idle during the traditional peak of mining production this year. Others may join them.

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  • Ghost Towns: Taconite Harbor, MN - Rural Resurrection

    Ghost Towns: Taconite Harbor, MN - Rural Resurrection

    Mar 29, 2021 The Erie Mining Company needed power sent inland to their taconite mines and a site along the shores of Lake Superior was an ideal location as it would also power the harbor that served as the transportation hub for the taconite iron pellets to steel mills located elsewhere along the great lakes.

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  • United States of America v. Reserve Mining Company

    United States of America v. Reserve Mining Company

    By 1955, the Reserve Mining Company complex was built to extract iron from taconite. A new town, Silver Bay, was constructed to support it. For every ton of iron ore produced, however, two tons of waste material was left over. The Reserve Mining Company dumped the …

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  • The Mining of Taconite, Lake Superior Iron Mining District

    The Mining of Taconite, Lake Superior Iron Mining District

    MINING OF TACONITE 5 31 optimum blasting results, a free-running pellet powder is used to take full advantage of each diameter. After the blast, the crude ore is loaded by el-ctric shovels into railroad cars or trucks. Specially designed manganese-steel dippers for the shovels, unique taconite bodies for the trucks, and well-maintained roadbeds are

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  • Taconite | Minnesota DNR

    Taconite | Minnesota DNR

    Taconite is mined from the Mesabi Iron Range, near Hibbing, MN. Then it is processed into pellets and moved by train--or on ore boats from Duluth--to ports and steel mills around the Great Lakes region. Taconite process photos courtesy American Iron Ore Association and Hibbing Taconite.

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  • Taconite Mining and Processing Industry Profile

    Taconite Mining and Processing Industry Profile

    Taconite, the principal iron ore mined in the United States, has a low (20 percent to 30 percent) iron (Fe) content and is found in hard, fine-grained, banded iron formations. The main taconite iron ore deposits are located near Lake Superior in Minnesota (Mesabi Iron Range) and Michigan (Marquette Iron Range). The taconite mining operations in Michigan

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  • History of taconite and building on the future of the

    History of taconite and building on the future of the

    Feb 10, 2021 Erie Mining Company helped pioneer the taconite process the mines use today. And the folks who worked there, are really proud of that. We had …

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