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Oxide Leach Area Project

Project Stages

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Early Works
In Construction
Current Stage In production
Completion: 11/2014
Project Details


The project's purpose is the construction and operation of a dynamic leach pad system for the leaching of copper oxide minerals. The project considers an operation area for one leaching pad system, and five areas for leaching dumps. Previously processed and agglomerated mineral from the oxide plant will be delivered to the project's area, also managing leaching solutions for the production of copper cathodes at the solvent extraction and electrowinning units respectively. The project extends the operational life of Minera Escondida plant.

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Principal Works

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Related Companies

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Key Specs

Full Name
Oxide Leach Area Project
Project Type
Development Phase
In production
Project Status
Project Capacity
54,316  Mlb/y (Million pounds per year)  Copper
US$ 933mn
Completion Date

The Oxide Leach Area Project is located in BHP Billiton's Escondida mine in the Chilean Atacama Desert.

* The map coordinates represent the approximate latitude and longitude, and not the exact location of the project.

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Owner / operator
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Corporate Communications
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VP, Projects
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Investor Relations
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General Manager -Chile
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