For the time being, we include the nearby Pampa Medina exploration target, also managed by Marimaca Copper, into this page.
The Marimaca Copper Project, located in northern Chile near Antofagasta, is one of the only major copper discoveries made globally in the last 10 years, per S&P Global Market intelligence. It is a low risk project which has a substantial exploration potential.
Links
- https://marimaca.com/the-marimaca-copper-project/
- https://maps.app.goo.gl/w2QnNn2caCZ542k7A
- https://www.mindat.org/loc-308560.html
Notes
Owner: Marimaca Copper
Nearest settlement: Antofagasta (310 kinh, 55 km)
Resources & reserves: 178.6 Mt grading 0.42% for 748 kt contained copper
Start operations: expected 2028
Projected capacity: 50 ktpa cathode
Projects
- Own acid plant
- Connection to 110 kV at 13 km
Köppen climate type: BWk - Cold desert climate
Media
- May-26:
- Marimaca Copper Provides Positive Progress Update on the MOD and Sulphuric Acid Strategy (checked 28-May-26)
- How to dodge the Iran war acid shortage: one miner bought its own plant (checked 26-May-26)
- Feb-26: Marimaca Copper Announces Closing of Australian Offering to Complete Global Offering of C$409 Million (~A$423 Million) (checked 2-Mar-26)
- Aug-25:
- Jul-25: Marimaca surges to 15-year high on strong copper hits in Chile (checked 4-Jul-25)
Created: 4-Jul-25; updated Sep-25, Mar-26, May-26