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Historical information is provided for reference, research or recordkeeping purposes, it is not maintained. Visit our Project Inventory page to learn about MPMO’s ongoing initiates. Contact the Major Projects Management Office for additional information.

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Project Info  

Marathon Copper Mine

Proponent:  Stillwater Canada Inc.
Phase:  Environmental Assessment
Environmental Assessment Type:  Review Panel
MPMO Officer:  Regent Dickey
Status:  Active/In Progress

Project Details    
Project Name: Marathon Copper Mine
Proponent Name: Stillwater Canada Inc.
Phase: Environmental Assessment
Federal Review Status: Active/In Progress
Sector: Minerals and Metals
Environmental Assessment Type: Review Panel
Project Location: 10 km north of the Town of Marathon, Ontario.
Project Description
Stillwater Canada Ltd.'s proposed Marathon Copper Mine project is a copper mine with a production capacity of approximately 22,000 t/d located at 10 km north of the Town of Marathon, Ontario. The project includes an open pit mine, a mineral processing facility, a tailings area, waste rock stockpiles, access roads and related infrastructure.