Morenci is an open-pit copper mining complex that has been in continuous operation since 1939 and previously was mined through underground workings.
Links
- https://www.fcx.com/operations/north-america#morenci_link
- https://goo.gl/maps/shtBCsvrPQUkTW4w7
- https://www.mindat.org/loc-5436.html
Notes
Owner: Freeport-McMoRan Inc 72%, 28% affiliates of Sumitomo Corporation
Start operations: 1937
Workforce:
Minerals mined: chrysocolla, chalcocite, Chalcopyrite
Ore volume processed (Mtpd): 50,000 - 115,000
Copper production: 570 ktpa
Products: copper concentrate, copper cathode, molybdenum concentrate; co-products Ag, Au, Mo, Se
Operations:
Projects & highlights:
Recipient of The Copper Mark
Köppen-Geiger climate zone: Csb
Media
- May-26: Geothermal heat in copper mining project progresses amidst Arizona push (checked 6-May-26)
- Jun-25: Morenci Mine, The Largest Copper Mine In US, Is A Sight To Behold (checked 10-Jun-25)
Created: 10-Jun-2025; updated May-26