Copiapó Valley 
Cerro Negro Norte Mine 
Magnetite Plant 
Puerto Punta Totoralillo 
Huasco Valley 
Los Colorados Mine 
Pellets Plant 
Puerto Guacolda II 
Elqui Valley 
El Romeral Mines 
Pleito Mine 
Puerto Guayacán 100 YEARS OF MINING TRADITION
Throughout our nearly 100 years, we have worked together, learning at every step, maintaining confidence in our past and moving forward with the security that has consolidated us as the main iron exporter in the country.
1910
START OF OPERATIONS OF EL TOFO MINE
1918
DOCK CONSTRUCTION
1918
IMPLEMENTATION OF THE FIRST ELECTRIC TRAIN IN SOUTH AMERICA
1960
START OF OPERATIONS
EL ALGARROBO MINE
1971
ACQUISITION EL ROMERAL MINES
1978
INAUGURATION OF
PELLET PLANT
Pioneer plant in pellet production in Chile.
It was commissioned at the end of 1978, with a nominal capacity of 3.5 million tons of pellets per year.
1998
START OF OPERATIONS
LOS COLORADOS MINE
Its main objective is to supply iron preconcentrate and Sinter Feed to the Pellet Plant.
- It is an open-pit mine with 15-meter high benches and 6 mining phases.
2003
PELLET PLANT APPLICATION FEED MINAS EL ROMERAL
2007
START OF OPERATIONS
CERRO NEGRO NORTE MINE
Its main objective is to supply iron preconcentrate and Sinter Feed to the Pellet Plant.
- It is an open-pit mine with 15-meter high benches and 6 mining phases.
2012
START OF OPERATIONS CERRO NEGRO NORTE MINE
2014
PRODUCTION EXPANSION HUASCO VALLEY
2020
IMPLEMENTATION PROCESS RISK MANAGEMENT (PRM)
2020
FIRST BLASTING PHASE V NORTH OF EL ROMERAL MINES
2021
FIRST BLASTING PHASE VI LOS COLORADOS MINE
2022
OPERATIONAL IMPROVEMENT PORT OF GUAYACÁN
2022
HOME CONSTRUCTION TAILINGS DEPOSIT FILTERED TAILINGS FACILITY (DRF)