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New metal mining development in the Ninth District

Phil Davies | Senior Writer

Published July 18, 2014  | July 2014 issue

New metal mining development in the Ninth District

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Iron Ore Mines

1. Magnetation waste ore reclamation plantShow/hide details
Owner/developer
Magnetation, LLC, Grand Rapids, Minn.
Description
Facility near Coleraine, Minn., will supply iron concentrate to a steel plant in Mexico and a Magnetation pellet plant in Indiana.
Status
Construction design; opening slated for early 2015
Capital Cost
$300 million including pellet plant
2. Essar taconite plantShow/hide details
Owner/developer
Essar Group, India
Description
Open-pit mine and iron concentrating and pelletizing plant in Nashwauk, Minn., on site of disused taconite plant.
Status
Construction suspended
Capital Cost
$1.7 billion
3. Gogebic Taconite MineShow/hide details
Owner/developer
Cline Resource and Development, W.Va.
Description
Large open-pit iron mine and processing facility in Penokee Hills near Mellen, Wis. Would be the Badger State’s first active iron mine in 30 years.
Status
Conducting test drilling
Capital Cost
$1.5 billion

Nonferrous Materials

4. NorthMetShow/hide details
Owner/developer
PolyMet Mining, Canada
Description
Open-pit copper and nickel mine and processing plant near Hoyt Lakes, Minn.
Status
In environmental review
Capital Cost
$475 million
5. Twin MetalsShow/hide details
Owner/developer
Twin Metals Minnesota LLC
Description
Large underground copper and nickel mine southeast of Ely, Minn. Backed by Antofagasta PLC, a Chilean mining conglomerate.
Status
Prefeasibility drilling and assaying
Capital Cost
Up to $2 billion
6. Eagle MineShow/hide details
Owner/developer
Lundin Mining, Canada
Description
Underground mine 25 miles west of Marquette, Mich. Ore containing nickel, copper and precious metals would be trucked 65 miles to a former taconite facility for processing.
Status
Under construction, scheduled opening end of 2014
Capital Cost
$725 million
7. Copperwood MineShow/hide details
Owner/developer
Highland Copper Co., Canada
Description
Copper and silver mine near the Porcupine Mountains in Gogebic County. Highland acquired the partially developed site from another firm this year and plans to bring it into production.
Status
“Shovel ready”; has received all major permits
Capital Cost
Undisclosed
8. White Pine MineShow/hide details
Owner/developer
Highland Copper Co., Canada
Description
Highland also recently purchased this former copper mine in neighboring Ontonagon County. The last operating copper mine in the U.P. before it closed in 1995.
Status
Exploratory drilling planned
Capital Cost
Undisclosed
9. Back Forty ProjectShow/hide details
Owner/developer
Aquila Resources, Canada
Description
Open-pit copper, zinc, gold and silver mine in Menominee County, Mich.
Status
Prefeasibility drilling and analysis
Capital Cost
$225 million
10. Dewey Burdock MineShow/hide details
Owner/developer
Powertech Uranium Corp., Canada
Description
In situ uranium mine near Edgemont, S.D., on southwestern flank of Black Hills. Backed
by a Hong Kong-based investment group that recently merged with Powertech.
Status
Moving through permitting process
Capital Cost
$54 million
11. Black Butte Copper MineShow/hide details
Owner/developer
Tintina Resources, Canada
Description
Underground copper mine near White Sulphur Springs, Mont. Estimated production of 62 million pounds over 11-year mine life.
Status
Conducting exploratory drilling
Capital Cost
$230 million
12. Butte Highlands Gold ProjectShow/hide details
Owner/developer
ISR Capital, Idaho
Description
Underground gold mine 15 miles south of Butte, Mont., on a site that was first mined in the 1800s.
Status
Under construction, awaiting operating permit
Capital Cost
Undisclosed
13. Montanore Silver-Copper ProjectShow/hide details
Owner/developer
Mines Management, Washington State
Description
Mine south of Libby, Mont., containing an estimated 60 million lbs. of copper and 8 million oz. of silver.
Status
In environmental review; delays due to legal disputes
Capital Cost
Undisclosed

Source: Mining firms, regulatory agencies and media reports

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