Added to the Final 2025 Critical Minerals List. U.S. mine output eased to about 1.0 million metric tons. Arizona supplied ~70% of domestic mine copper. Chile is the leading import source.
Primary uses
Grid, EVs, motors, building wire, data centers
Morenci
AZFreeport-McMoRan · 3800 crew · Porphyry Cu-Mo
TwinBagdad
AZFreeport-McMoRan · 1100 crew · Porphyry Cu-Mo
TwinSierrita
AZFreeport-McMoRan · 1400 crew · Porphyry Cu-Mo
TwinRay
AZASARCO (Grupo México) · 900 crew · Porphyry / replacement
TwinSafford
AZFreeport-McMoRan · 800 crew · Porphyry Cu (leach)
TwinPinto Valley
AZCapstone Copper · 700 crew · Porphyry Cu
TwinBingham Canyon
UTRio Tinto Kennecott · 2300 crew · Porphyry Cu-Au-Mo
TwinRobinson
NVKGHM · 650 crew · Skarn / porphyry
TwinContinental
MTMontana Resources · 380 crew · Porphyry Cu-Mo
TwinChino
NMFreeport-McMoRan · 850 crew · Porphyry Cu
TwinTyrone
NMFreeport-McMoRan · 420 crew · Porphyry Cu (leach)
TwinResolution
AZRio Tinto / BHP · 400 crew · Porphyry Cu
TwinStillwater / East Boulder
MTSibanye-Stillwater · 1600 crew · Magmatic PGM (J-M Reef)
TwinEagle
MILundin Mining · 320 crew · Magmatic Ni-Cu
TwinViburnum Trend
MODoe Run · 900 crew · MVT Pb-Zn
Twin