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Mining

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Scientists To Review Wild Rice-Sulfate Research

The Minnesota Pollution Control Agency is holding a two-day meeting to review research on the effects of sulfates on wild rice. The St. Paul meeting Wednesday and Thursday is meant to provide scientific peer review for studies the MPCA commissioned as it prepares to decide whether the state’s sulfate standard for waters that produce wild rice should stay the same or be changed.

08/13/2014

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UMD Plans Center To Train New Generation Of Miners

The University of Minnesota-Duluth is creating a new program to turn out more graduates who can work in the mining field. UMD geology professor Jim Miller says the goal of the Mineral Resources Center is to graduate people with a full understanding of the mining cycle, even if they specialize in certain areas.

04/23/2014

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Debate Over Polymet Mine Heats Up At Capitol

A controversial plan to bring more mining to the state of Minnesota is getting some attention at the State Capitol on Thursday. Dozens of Minnesotans held a meeting to try and keep a Canadian Company, PolyMet, from operating a new sulfide mine to extract copper and nickel.

03/13/2014

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Opposing Sides Converge At Iron Range Copper Mine Meeting

About 1,500 people turned out Thursday night to weigh in on what Minnesota’s first copper mine could mean for their water and air. The DNR has spent the last five years studying what PolyMet’s proposal could mean for the environment on the Iron Range. A crowd packed the convention center in Duluth. The building, which is usually home to concerts and hockey games, turned into the place Barb Crow came to join a polarizing debate.

01/16/2014

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31 Mining Leases In Northern Minn. Get The Green Light

The possibility of more precious metal mining proposals in northern Minnesota took another step forward on Friday after the state’s executive council approved 31 leases of state and private lands to three mining companies seeking exploration.

10/25/2013

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Minn. Regulators To Review Proposed Mine Expansion

Minnesota regulators will review the proposed expansion of a taconite mine after environmentalists warned of potential water pollution. Northshore Mining wants to expand its mine near Babbitt.

10/17/2013

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Mining Petition Drive Hits All 87 Minn. Counties

A campaign by critics of proposed copper-nickel mining in northern Minnesota says it has gathered petition signatures from all 87 Minnesota counties. Mining Truth says more than 12,000 people have signed its petition, which asks Gov. Mark Dayton to ensure the environment will be protected in any copper-nickel mining.

09/18/2013

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WCCO Viewers’ Choice For Best Bike Trail: Cuyuna Lakes

What’s Minnesota’s best bike trail? WCCO viewers voted and the Cuyuna Lakes Mountain Bike and State Trail, located near Brainerd, came out on top. “When you’re on the mountain bike trails and you come around a corner on one of those trails and there’s this mine lake down below — crystal clear blue that looks like the Caribbean — I mean it’s so spectacular,” Jenny Smith said.

07/25/2013

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Protesters Confront Mining Co. At Wisconsin Site

A company looking to dig a huge iron mine just south of Lake Superior is having problems with protesters.

06/12/2013

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Inside Minnesota: Silica Sand Storm (Part 1)

With the oil boom in North Dakota and demand for domestic oil growing, there’s a need for silica sand that’s used to drill for the oil.

05/07/2013

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Minn. Lawmakers To Take Up Silica Sand Mining Boom

Critics of a booming silica sand mining industry will ask lawmakers to hit the pause button Tuesday when the Minnesota Legislature holds its first-ever hearing on a subject that has so far been left up to local governments.

02/17/2013

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Caterpillar 4Q Earnings Fall By Half

Caterpillar said on Monday that its 2013 profit could shrink if the world’s economy doesn’t pick up in the second half of the year, as mining companies and builders remain cautious about buying new gear.

01/28/2013

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Twin Metals Mine Estimate Boosted 19 Percent

The company planning an underground copper, nickel and precious metals mine near Ely in northeastern Minnesota boosted its estimates Tuesday of the reserves the site holds.

12/04/2012

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Cliffs Cutting Iron Production, Affecting 625 Jobs

About 625 people will be laid off when Cliffs Natural Resources idles a Michigan mine and cuts production at a Minnesota operation due to declining demand for iron ore, the company announced Monday.

11/19/2012

(credit: Minnesota History Center)

History Center’s ‘Then Now Wow’ Exhibit Opens Friday

On the day after Thanksgiving, kids will have a new way to explore Minnesota’s history.

11/19/2012

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