Antofagasta Investor Conference Presentation Deck
Puerto
Mejillones
Antofagasta
Puerto
Huasco
Antucoya
1
Growth portfolio update
Developing our projects
Cachorro
Cachorro
Vallenar
End 2022
Centinela
Encierro
Encierro
●
●
Inferred resources
242Mt @1.21% Cu.
70% increase since
2021
Drilling continues in
2023
Maiden inferred
resource 522Mt
@0.65% CuEq
EXPLORATION FOCUSED ON
CHILE, PERU, USA AND CANADA
Only 15% of property
has been drilled
Exploration
2030+
●
Los Pelambres
Expansion Phase 2
Increases throughput to
205,000 tpd and extends
life of mine by 15+ years
Requires two separate EIA
applications
●
●
Centinela Second
Concentrator
Stack
FID decision during 2023
Capital cost $3.7 billion
Moves Centinela to 1st
cost quartile
Development
2025+
●
●
Antofagasta plc | 2023 BMO Global Metals, Mining & Critical Minerals Conference
Los Pelambres
Expansion Phase 1
CCCLCI FJOR JEFFRE
93.4% complete¹
400 l/s desalination plant
and concentrator
expansion to 190,000 tpd
Construction
2023
Esperanza Sur pit
Cu +10-15,000 tpa
Capex $170m
.
●
ANTOFAGASTA PLC
Zaldivar Chloride Leach
Cu +10-15,000 tpa
Capex $190m
●
Completed
2022View entire presentation