# Codelco and Rio Tinto to jointly develop lithium project in Chile

Codelco has signed a Partnership Agreement with Rio Tinto to jointly develop a lithium project in Chile's Salar de Maricunga.

- Type: Partnership
- Announced: 2025-05-19
- Where: Salar de Maricunga, Chile
- Status: announced
- Products: lithium
- Sectors: [Mining Equipment](https://endata.com/sectors/mining-equipment.md)

## Companies

- [Rio Tinto](https://endata.com/companies/4215.md) (partner)
- [Codelco](https://endata.com/companies/8745.md) (partner)

## Sources

- [im-mining.com](https://im-mining.com/category/mining-mergers-and-acquisitions/page/5/), 2025-08-06: "Codelco has signed a Partnership Agreement with Rio Tinto that, it says, establishes the terms..."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.