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Collahuasi

Collahuasi is a large open-pit copper mine located in the Tarapacá region of northern Chile, in the Andes mountains at an altitude of about 4 400 m above sea level. The mine is operated by Compañía Minera Doña Inés de Collahuasi, a joint venture owned by Anglo American (44%), Glencore (44%) and a Japanese consortium led by Mitsui (12%). It is one of the world's largest copper-producing operations, with annual production capacity exceeding 500 000 t of copper in concentrate. The mine exploits porphyry copper deposits and produces copper concentrate as its primary product, with molybdenum as a by-product. Collahuasi's output is significant in global copper supply, particularly as demand for the metal rises with electrification and the energy transition. The operation includes extensive infrastructure, including concentrator plants, a desalination plant on the coast to supply water, and a 203-km pipeline to transport seawater to the high-altitude site. The mine also operates a private port facility at Punta Patache for shipping concentrate. Collahuasi has been in production since 1999 and continues to undergo expansion and optimisation projects to extend its operational life and maintain production levels. The mine is a major employer in the region and a key contributor to Chile's position as the world's leading copper producer.

Collahuasi News


Codelco's El Teniente mine
Chile's Codelco copper giant names Jorge Gomez as new CEO
4th June 2026 By: Reuters

Chile's embattled State copper giant Codelco named Jorge Gomez as its new CEO on Wednesday as the company continues to deal with fallout following a scandal over inflated production figures. In a... 


Image of base metals definition
Collahuasi copper mine debottlenecking project, Chile – update
22nd May 2026 By: Sheila Barradas

The Second Environmental Tribunal intends to set aside the environmental authorisation issued by the Environmental Assessment Service in 2021 to the independently managed Collahuasi copper mine for... 


Collahuasi copper mine
Anglo, Glencore seek clarification on Collahuasi enviro authorisation
18th May 2026 By: Marleny Arnoldi

Diversified miners Anglo American and Glencore on May 18 acknowledged a ruling made by Chile's Second Environmental Tribunal, which opted to set aside the environmental authorisation issued by the... 


Codelco's El Teniente mine
Copper output from Chile's Codelco down 10% in March
12th May 2026 By: Reuters

SANTIAGO – Copper production from Chilean State-run miner Codelco fell 9.98% year-on-year in March to 110 900 metric tons, data from copper commission Cochilco showed on Tuesday. Production at... 


Image of native copper
Collahuasi debottlenecking project, Chile – update
27th February 2026 By: Sheila Barradas

Work is continuing to unlock the alternate growth pathway and realise the significant synergies from the potential operational integration and optimisation of Collahuasi with the neighbouring... 


Teck Resources CEO Jonathan Price
Teck CEO says copper demand outpacing economic growth in ‘electricity-intensive’ era
25th February 2026 By: Mariaan Webb

Metals miner Teck Resources expects structural copper demand to outpace broader economic growth over the coming years, as electrification, digital infrastructure and urbanisation drive what it... 


Jonathan Price
Teck closes out 2025 with strong momentum
19th February 2026 By: Mariaan Webb

Canadian mining firm Teck Resources closed out 2025 with a strong fourth quarter, boosted by higher copper prices and steady operating performance, while progressing its proposed merger of equals... 


The Los Bronces mine
Anglo lowers 2026 copper production guidance following lower 2025 output
5th February 2026 By: Marleny Arnoldi

Diversified miner Anglo American has reported a 14% quarter-on-quarter decrease in its copper production to 170 000 t in the fourth quarter ended December 31, 2025, and a 10% year-on-year decrease... 


Glencore CEO Gary Nagle.
Glencore’s copper production surges in second half of 2025
29th January 2026 By: Martin Creamer

Reflecting the ongoing benefits of simplified operating structures, London- and Johannesburg-listed Glencore on Thursday reported full-year key-commodity production volumes within guidance ranges.... 


August 2025 photo of the TMF sand dam construction
Chilean regulator, workers flagged risk at Teck's Quebrada Blanca dam
9th December 2025 By: Reuters

Chilean authorities in August raised concerns over a large crack and leaks at Teck's flagship Quebrada Blanca copper mine and criticized the miner for not immediately reporting the issues,... 


Glencore CEO Gary Nagle.
Energy transition needs investment of a further $304-trillion, Glencore calculates
4th December 2025 By: Martin Creamer

The global energy transition needs investment of a further $304-trillion, Glencore CEO Gary Nagle pointed out during the Johannesburg Stock Exchange-listed diversified mining and marketing... 


Glencore CEO Gary Nagle and Codelco chairperson Máximo Pacheco
Codelco selects Glencore as partner for new Chilean copper smelter
4th December 2025 By: Mariaan Webb

Chilean State-owned copper producer Codelco has selected Glencore to advance plans for a new smelter in the Antofagasta region, a move aimed at increasing downstream capacity and capturing more... 


Chile's Cochilco hikes 2025 and 2026 copper price forecasts to record highs
Chile's Cochilco hikes 2025 and 2026 copper price forecasts to record highs
20th November 2025 By: Reuters

Chile's state copper commission Cochilco increased its forecast for copper prices for 2025 and 2026 to record highs on Wednesday amid weak production. Cochilco now sees average copper prices in... 


Teck president and CEO Jonathan Price says the merger with Anglo will create a company with scale, resilience and enhanced capital markets profile.
Teck reveals it held talks with another suitor before settling on Anglo deal
12th November 2025 By: Mariaan Webb

Canadian mining group Teck Resources said it had held discussions with another potential merger partner before agreeing to its planned all-share merger of equals with Anglo American, documents sent... 


Teck outlines Quebrada Blanca ramp-up progress, merger benefits with Anglo American
Teck outlines Quebrada Blanca ramp-up progress, merger benefits with Anglo American
3rd November 2025 By: Mariaan Webb

Canadian major Teck Resources on Monday reported that it was advancing the ramp-up of its Quebrada Blanca (QB) copper project in Chile and highlighted the long-term value potential of its planned... 


Anglo American COO Ruben Fernandes
Anglo sees Chile copper mine returning to full output in 2027
31st October 2025 By: Bloomberg

Anglo American’s expects its flagship copper mine in Chile to return to normal output levels in 2027 after grappling with a period of lower quality ore that’s set to constrain production next... 


Anglo's Minas-Rio mine
Anglo reports solid third-quarter performance, lifts full-year output guidance for Minas-Rio
28th October 2025 By: Chanel de Bruyn

Diviersfied miner Anglo American, which is set to merge with Teck Resources, has achieved a "solid quarter in copper and iron-ore", CEO Duncan Wanblad says, adding that the group is well positioned... 


Teck CEO Jonathan Price
Teck’s focus now on executing Anglo merger – CEO
22nd October 2025 By: Mariaan Webb

Canadian miner Teck Resources has reaffirmed that its focus is squarely on the execution of its merger with Anglo American. Delivering the group's third-quarter results on Wednesday, CEO Jonathan... 


Codelco chairperson Maximo Pacheco
Codelco lifts El Teniente loss estimate, copper output target intact
13th October 2025 By: Reuters

Codelco's copper losses from the accident at its El Teniente mine are likely to be 45% higher than previously estimated, but Chairman Maximo Pacheco still expects the world's largest copper miner... 


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