Despegue San Juan Proyecto RIGI ESEN
up to date · reviewed Aug 29, 2026
Mining - Copper (cathodes)/San Juan
approved

Los Azules — copper cathodes (McEwen Copper)

total investment in the act
2.672USD M

Leach-based copper cathode project in Calingasta (San Juan). Company/press figures (probable, outside the resolution): resources of ~10,900 M lb Cu indicated + ~26,700 M lb inferred, mine life ~27 years, +3,500 projected jobs.

operator
Andes Corporación Minera S.A.
approving act
Resolución 1553/2025
what it will need
2procurement fronts
Summary
share among the 22 approved RIGI projects we tracktotal USD 33,041 M
Los Azules8.1%
the other 21USD 30,369 M

The projectwhat it is, the route, the owners, the works and the contractors

Who owns it

Andes Corporación Minera S.A. (ACM, CUIT 30-70952278-3; McEwen Copper's vehicle; minority shareholders per press reports: Stellantis ~18.3%, Rio Tinto-Nuton ~17.2%) verif · Oct 14, 2025

The works, milestone by milestone

Aug 27, 2026financing

McEwen Copper closed a USD 240 million syndicated loan (senior secured, 4 years, 12.0% per year) to fund engineering and early works. Lenders: Sprott Natural Resource Investment Partners USD 112 M, Rob McEwen USD 85 M and others USD 43 M. The final investment decision and full project financing are left for mid-2027; commercial cathode production, for 2030.

Who already has a contract

We have not worked on this yet

We have not surveyed this project’s awards. A published contract with its source closes them.

How to supply itwhere to register, what they ask for and what they will buy

What it will need and has no supplier for yet

tesisOur own reading of the project, not company-reported data.

Civil works and electromechanical assembly of the leaching/SX-EW plant

high

Mine and plant construction in 2026-2027 (a minimum-investment deadline of 31-Dec-2027 forces early execution) demands industrial assembly contractors.

Supplied byconstruction firms / metalworking

Renewable power and Andean transmission line

medium

Los Azules is promoted as the first big 'green' copper: its renewable power mix requires dedicated generation/transmission infrastructure.

Supplied byrenewable developers / electrical EPC
We have not worked on this yet · 2 blocks
  • How to become a supplier — We have not built this project’s entry map. It is our gap, not a prohibition: it closes by opening the provincial register and the operator’s single window.
  • What it will buy, and when — We have not built this project’s phase → demand chain: its schedule still has to be crossed with the province’s catalogue of markets and trades.
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What it leaves in San Juanjobs, works, taxes, promises and the outlook

We have not worked on this yet · 3 blocks
  • The works that stay behind — We have not surveyed this project’s permanent works. A published size with its source closes them.
  • What it already pays in taxes and royalties — We have not broken down this project’s local fiscal contribution: the primary source that sets each item still has to be opened, and an act of the State is not published on press backing.
  • Who promised what — We have not surveyed the public promises about this project. A dated, verifiable commitment with its source closes them.

What could stall itrisks and how to track them

We have not worked on this yet · 2 blocks
  • What could stall it — We have not documented this project’s risks. An identifiable vector with its source closes them.
  • How to tell whether it is advancing — We have not defined this project’s indicators: what observable fact marks its progress still has to be identified.

How we verified thisthe act, the gaps and the sources

The RIGI act, in detail

Accession date

Sep 25, 2025 verif · Oct 14, 2025

The act’s articles, in detail

2 facts on the commitment
Deadline for the commitment

31 December 2027 to complete the minimum investment amount. verif · Dec 31, 2027

Vehículo de Proyecto Único

Andes Corporación Minera S.A. (ACM SA), tax ID 30-70952278-3. verif · Oct 14, 2025

How to read the seals →   verif primary source · prob primary source pending · unconf not sufficiently backed · estim our own calculation · thesis our reading
Fact sheet built on primary sources, with the gaps declared. Back to San Juan