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Tía María

Project Stages

The development stages in the projects are displayed in the standard sequence for the industry. However, projects may be developed in a different sequence because of corporate decisions or events that push the owner to repeat stages. To access the full details of this project’s history please explore its milestones

Early Works
Current Stage: Awaiting construction decision
Start: 08/2014
Completion: 12/2019
In Construction
Under Construction
Start: 12/2019
Completion: 12/2020
In production
Project Details


The Tía María project involves mining and processing copper oxide and sulfide ores, as well as conglomerate material and low-grade oxide ores. The project will be divided in two phases. During the first phase La Tapada will be mined through an open pit. The second phase considers the Tía María mineralized body to start production.

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Principal Works

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  • * Figures and dates are as per the latest publicly available information, as well as information gathered by BNamericas reporters and analysts and are subject to change.

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Key Specs

Full Name
Tía María
Project Type
Copper, Open pit mining
Development Phase
Awaiting construction decision
Project Status
Project Capacity
120,000  t/y (tons per year)  Copper
 Open pit mining
US$ 1.4bn
Completion Date

The Tía María project is located on the Tambo river basin on Peru's southern coast, in Islay province.

* 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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Technical Services Manager
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Project manager
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Projects Director
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Superintendent of Cost Accounting
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Purchasing Manager
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Explorations Director
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