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Pros Of Sulfide Mining

  • News Stories | Save the Boundary Waters

    The Campaign to Save the Boundary Waters welcomes media inquiries; email [email protected]: Minnesota Chippewa Tribe voices support for BWCAW protection (February 6, 2020)Minnpost: Minnesotans must protect the BWCA (February 6, 2020) Minnesota Reformer Ex-Forest Service chief at House hearing: Don't make Boundary Waters testing .

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  • The Threat of Sulfide Mining — Friends of the Boundary .

    Sulfide mining, which is sometimes referred to as hard-rock mining, is the process of extracting trace amounts of copper, nickel and other metals from sulfide ores. When sulfide ore comes into contact with water or oxygen, a chemical reaction occurs and produces sulfuric acid, .

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  • Froth Flotation Process - Mineral Processing & Metallurgy

    "The single most important method used for the recovery and upgrading of sulfide ores", that's how G. J. Jameson described the froth flotation process in 1992. And it's true: this process, used in several processing industries, is able to selectively separate hydrophobic from hydrophilic materials, by taking advantage of the different categories of hydrophobicity that are increased by .

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  • Sulfide Mining in Northern Minnesota by Tessa Reynolds on .

    Blog. 13 December 2019. Impeachment lesson plan: Up close to the impeachment; 3 December 2019. The 2019 Prezi Awards are here: Show us what you've got!

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  • What would Teddy say (about sulfide mining)? | Opinion .

    Being a Grand Rapids (Minn.) native, a town with a long history of locals with jobs in iron ore/taconite mining—which is comparatively benign compared to the toxic Superfund sites that sulfide .

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  • What is Sulfide Mining? | Mining Action Group

    Mining Action Group The Mining Action Group is a volunteer, grassroots effort to defend the clean water and wild places of Michigan's Upper Peninsula from the dangers of sulfide mining – previously known as Save the Wild U.P.

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  • Editorial Essay: Sulfide Mining – 1/10/07 | Mining Action .

    Editorial Essay: Sulfide Mining – 1/10/07. Posted on January 10, 2007 by Save the Wild UP. Let's look at the pros and cons of the proposal to drill a nickel and copper mine under the Salmon Trout River in northern Marquette County, where many of the residents are either moose or bear.

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  • The Importance of Minerals and Mining

    The Importance of Minerals and Mining By Dr Kenneth J Reid . Electricity to run the clock comes through Copper Wires. Copper comes from a Copper Mine. Copper Sulfide minerals have to be concentrated to separate them from worthless Minerals. The ore is hauled In large Haul Trucks. Some are 24ft high and 30ft wide with tires 14 ft tall .

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    When We Save Wildlife, We Save Ourselves. President and CEO Collin O'Mara reveals in a TEDx Talk why it is essential to connect our children and future generations with wildlife and the outdoors—and how doing so is good for our health, economy, and environment.

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  • SULFIDE MINING

    Sulfide mining, unfortunately, poses several significant environmental risks. The most significant one is the threat to water quality. When sulfide ores are exposed to air and water, the result is sulfuric acid, which causes the leaching of potentially toxic heavy metals and the release of sulfates that contribute to the methylation of mercury.

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  • Open Pit Mining Pros & Cons | Sciencing

    Open Pit Mining Pros & Cons . AMD, or acid mine drainage, is a serious environmental concern associated with strip mining. AMD occurs when sulfide-rich rocks that contain ore are broken down from exposure to water and air at the surface. The sulfides form sulfuric acid, which dissolves nearby rock and releases dangerous metalloids into local .

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  • Two sides clash at hearing on GOP mining bill

    Jan 23, 2013 · Two sides clash at hearing on GOP mining bill People opposed to proposed mining legislation protest outside a hearing at the Capitol on Wednesday. Opponents .

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  • Pros of Sulfide Mining? | Yahoo Answers

    Jan 12, 2016 · Pros of Sulfide Mining? What are some pros of sulfide mining, or just mining in general, beside the obvious economic boost and more jobs? Answer Save. 1 Answer. Relevance. Ron. Lv 7. 4 years ago. Many sulfides are ores of many useful metals such as zinc, lead, copper, nickel and even iron. They are also sources of mercury, antimony, bismuth .

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  • Tiffany: It's time to end the mining moratorium in Wisconsin

    Sep 14, 2017 · The crux of the Mining for America legislation is to end the mining moratorium currently preventing mining companies from even considering Wisconsin. Wisconsin is the only state in .

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  • The Threat of Sulfide Mining — Friends of the Boundary .

    Sulfide mining, which is sometimes referred to as hard-rock mining, is the process of extracting trace amounts of copper, nickel and other metals from sulfide ores. When sulfide ore comes into contact with water or oxygen, a chemical reaction occurs and produces sulfuric acid, .

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  • Sulfide Mining in Minnesota – Knight Errant

    Jan 12, 2015 · If there's a risk that toxic sulfide will flow into Minnesota's most iconic park lands, you might want to be at least informed about it. So here they are: the pros and cons of sulfide mining.

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  • The debate over sulfide mining | MPR News

    May 25, 2006 · Sulfide bearing materials -- an unremarkable term for the kind of rock that might hold copper and nickel, even precious metals like platinum, palladium and gold. . The term sulfide mining is a .

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  • The Economics of Sulfide Mining: Benefits and Costs .

    Jun 26, 2013 · The Economics of Sulfide Mining: Benefits and Costs. JP Rennquist Jun 26, 2013 No Comments Share. This address was given by Dr. Tom Power, Professor Emeritus at the University of Montana about a week ago in Duluth.

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  • Sulfide Mining Near BWCA – Ely Minnesota

    The process of mining copper and nickel are so different from the process of mining iron ore that we, as residents of this area, and anyone who values the BWCA and their experiences here, must look carefully at the downside of sulfide mining and the likelihood of "acid mine drainage" into the BWCA.

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  • The Pros and Cons of Deep sea Mining | just Question It!

    Jul 02, 2013 · Yes, you read that right – mining the riches of the oceans! 911metallurgist presents a graphic which points out the pros and cons of deep sea mining. They echo my sentiments on the subject – how do you feel after reading the information on this wonderful graphic? Ocean Floor Mining [Infographic] By the team at 911 Metallurgist

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  • THE SCIENCE: The Copper/Nickel Mining Threat to the .

    THE SCIENCE: The Copper/Nickel Mining Threat to the Aquatic Ecosystem of the South Kawishiwi River and to Lakes and Rivers Downstream in the Boundary Waters Canoe Area Wilderness and Voyageurs National Park in Minnesota and in Quetico Provincial Park in Ontario Tom Myers, PhD, in his December 3, 2013 report entitled "Technical Memorandum: Twin

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  • The Promise and Perils of Seafloor Mining – Woods Hole .

    Nov 20, 2009 · The Promise and Perils of Seafloor Mining . The metals lie in what are called seafloor massive sulfide deposits. They form as the result of a series of chemical reactions that start when seawater filters down through permeable ocean crust into rocks heated by magma below. . Weighing the pros and cons. Some argue that seabed mining offers an .

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  • Say NO to Sulfide Mining in the Upper Peninsula – MediaMouse

    Sulfide mining is a much more dangerous and harmful form of mining. Unlike ore-based mining, sulfide mining extracts nickel, copper and other deposits from sulfide-rich rock compounds. Kennecott Minerals is pushing for this project under the guise of responsibility, sustainability, and economics, while various environmental groups and local .

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  • In Northern Minnesota, Two Economies Square Off: Mining vs .

    Oct 12, 2017 · In Northern Minnesota, Two Economies Square Off: Mining vs. Wilderness Proposed mines near the Boundary Waters have become the latest front .

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  • Essay: Sulfide Mining - 1/10/07 - Jack Lessenberry Essays .

    Let's look at the pros and cons of the proposal to drill a nickel and copper mine under the Salmon Trout River in northern Marquette County, where many of the residents are either moose or bear. . Sulfide Mining - 1/10/07 . sulfide rocks. When sulfide rocks are exposed to air, the reaction generates sulfuric acid, and dissolved heavy .

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  • Pebble Mine Pros and Cons List | NYLN.org

    This type of mine involves extraction of low grade copper-gold-molybdenum sulfide deposits. During the world recession, pebble mining was one of those businesses that saved many countries. Unfortunately, it also left behind devastation and long-term environmental effects. List of Pros of Pebble Mining. 1. Increase in high paying jobs

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    When We Save Wildlife, We Save Ourselves. President and CEO Collin O'Mara reveals in a TEDx Talk why it is essential to connect our children and future generations with wildlife and the outdoors—and how doing so is good for our health, economy, and environment.

    Chat With Support
  • Tiffany: It's time to end the mining moratorium in Wisconsin

    Sep 14, 2017 · The crux of the Mining for America legislation is to end the mining moratorium currently preventing mining companies from even considering Wisconsin. Wisconsin is the only state in .

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  • Froth Flotation Process - Mineral Processing & Metallurgy

    "The single most important method used for the recovery and upgrading of sulfide ores", that's how G. J. Jameson described the froth flotation process in 1992. And it's true: this process, used in several processing industries, is able to selectively separate hydrophobic from hydrophilic materials, by taking advantage of the different categories of hydrophobicity that are increased by .

    Chat With Support
  • The great sulfide mining divide: You can't . - MinnPost

    The addition of a toxic sulfide mining district in northeast Minnesota would be the second wave in the history of the state when Native American cultural resources would be destroyed by mining .

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