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November 1, 2018
(2008 file / News Tribune)
PolyMet copper mine clears major hurdle with state permits
November 1, 2018 - 12:11pm
June 2, 2018
New Twin Metals plan moves processing plant site
June 2, 2018 - 5:19am
May 8, 2018
Feds reinstate leases for Twin Metals mine
May 8, 2018 - 12:37pm
April 19, 2018
Legal battle continues between Cliffs, Clarke
April 19, 2018 - 11:15am
April 5, 2018
Cleveland-Cliffs is ready to break ground on a hot-briquetted iron plant in Ohio that will help boost production at Northshore Mining in Silver Bay. Katie Rohman/News-Chronicle
Cliff's new Ohio plant to boost Northshore Mining
April 5, 2018 - 3:23pm
January 29, 2018
Taconite iron ore pellets move through the furnace at Cleveland Cliffs Northshore Mining plant in Silver Bay. The company will spend $50 million  on the plant this year to make a new pellet for its new iron plant in Ohio. News Tribune file photo
Cliffs CEO promises continued growth in '18
January 29, 2018 - 5:30am
November 17, 2015
Freshly made taconite pellets emerge from the 2,350-degree Furnace at Northshore Mining Company. (2008 file / Submitted by Cliffs Natural Resources Inc.)
Cliffs to idle Northshore Mining as taconite woes worsen
November 17, 2015 - 4:49pm
January 27, 2014
Joe Baltich of Ely makes public comments in front of a capacity crowd in the Lake Superior Ballroom at the Duluth Entertainment Convention Center during the PolyMet copper mine project public hearing on the project’s environmental impact statement in Duluth last week.  (Clint Austin /
Lake County residents turn out for PolyMet hearing last week
January 27, 2014 - 12:48pm
Guest column: Long-term risk of mining too hard to quantify
December 27, 2013 - 11:25am
Learn more about the PolyMet mining project
December 27, 2013 - 10:33am
PolyMet has been working on opening a copper mine in Minnesota for 16 years. This 1999 file photo shows rock samples the mining company extracted in the very early stages of the proposal process. Earlier this month, the Minnesota Department of Natural Resources released an environmental impact statement a proposed mine near Hoyt Lakes. Reps from Twin Metals, a company interested in a copper mine in Lake County, say they are watching the project closely. File photo / 1999
Mining efforts ramp up in northeastern Minn.
December 27, 2013 - 10:30am
December 6, 2013
Letter to the editor: Metsa backs Nolan on mine permitting process
December 6, 2013 - 2:15pm
November 22, 2013
Letter to the editor: Cautious approach to copper mining needed
November 22, 2013 - 12:20pm
October 31, 2013
Lake County DFL cries foul over Nolan support of U.S. House mining bill
October 31, 2013 - 4:15pm
October 25, 2013
Minnesota Executive Council approves controversial Northland mining leases
October 25, 2013 - 10:38am