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Glencore's Horne Smelter Closure Threatens Global Copper Supply

11/5/2025

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Summary

Story summary

Glencore plans to close its Horne smelter in Quebec, Canada's largest copper operation, citing environmental concerns and upgrade costs estimated at over $200 million.
The closure could exacerbate global copper shortages as mines in Indonesia and Chile face supply disruptions.
A Glencore spokesperson says the company is not currently considering the closure.
The Horne smelter's operations are under scrutiny due to a lawsuit related to arsenic emissions.

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Story summary

Glencore plans to close its Horne smelter in Quebec, Canada's largest copper operation, citing environmental concerns and upgrade costs estimated at over $200 million.
The closure could exacerbate global copper shortages as mines in Indonesia and Chile face supply disruptions.
A Glencore spokesperson says the company is not currently considering the closure.
The Horne smelter's operations are under scrutiny due to a lawsuit related to arsenic emissions.