Mining Features

Operation Lifesaver, MnDOT offer safety tips during Rail Safety Week

As part of Gov. Mark Dayton’s proclamation of Rail Safety Week Sept. 23 – 29, the Minnesota Department of Transportation, Operation Lifesaver and other partner stakeholders are reminding the public that safety around trains can save lives. “We urge d… Please register for a free account or log in below to access this content. Username Password Remember Me     […]

Taconite Rocks! Sixth-grade curriculum

You’re never too late or too old to learn something new


Minnesota’s first iron mine opened at Tower-Soudan in 1884. This picture was taken in 1890 before the mine was converted from open pit to underground. Today it is a state park. Minnesota Historical Society Collection.Did you know Frank Hibbing, a Ger… Please register for a free account or log in below to access this content.

Let the learning begin with the story of mining

During both world wars, high-grade natural ore was taken from mines to support the war effort. As high-grade ores were depleting, new processes were developed where lower bearing iron rock, known as taconite, could be mined and iron concentrate was m… Please register for a free account or log in below to access this content.

Amptek’s move and renovation will help better serve customers

Phase one of the planned renovation and construction of Amptek’s new facility has recently been completed. The facility is located at 212 E. 4th Ave. N. in Aurora. Submitted photo.AURORA – Amptek Inc. is a locally owned electrical contracting company… Please register for a free account or log in below to access this content.

Iron ore accounts for large percentage of total tonnage

Port of Duluth-Superior supports nearly 8,000 jobs, report says

TWIN PORTS – The Port of Duluth-Superior generated $1.4 billion in economic activity and supported 7,881 jobs last year. Handling 35 million short tons of cargo generated over $504 million in total wages, salaries and purchases of goods and services … Please register for a free account or log in below to access this content.

Superior Rock Bit Company: Custom design for Range mining



Drill bit legs after heat treating (right) followed by machining (left). Photo by Sally Sedgwick.VIRGINIA – Tucked away in Virginia is a 12-person shop that quietly supplies most of the rock bits mining companies on the Range use to drill blast holes… Please register for a free account or log in below to access this content.

USDA decision ends request to halt mineral leases

Mineral exploration in Rainy River Watershed door re-opened

T he U.S. Department of Agriculture (USDA ) has re-opened the door to mineral exploration in the Rainy River Watershed, allowing companies to lease minerals in the Superior National Forest. U SDA ’s decision received a warm welcome from mining suppor… Please register for a free account or log in below to access this content.

Twin Metals MN names Osborne CEO

K elly Osborne has been named chief executive at Twin Metals Minnesota. Osborne returns to TM after previously working with Duluth Metals starting in July 2012, including serving as CEO of TM from 2014-2015. He has more than 30 years of experience in… Please register for a free account or log in below to access this content.

Milestones affecting the Great Lakes region iron mining industry

 1845…Iron ore discovered in Michigan by Marje-Gesick, an Ojibway chief. Sault Ste. Marie canal opens Lake Superior to ships from lower lakes. 1855…Bessemer process revolutionizes steelmaking, making inexpensive steel available to waiting market… Please register for a free account or log in below to access this content.

Iron ore in your future

Map courtesy of the Minnesota Department of Natural Resources.Iron ore research, iron ore processing, iron ore production and all of the work involved, have one purpose: to provide the basic raw material for the iron and steel industry—iron ore. With… Please register for a free account or log in below to access this content.


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