With its Arizona proving grounds outside Tucson, Ariz., serving as a backdrop, Caterpillar has demonstrated its first battery-electric 793 model large mining truck as it announced an investment into the campus as a sustainable testing and validation hub of the future. The development of the 793 prototype came with support from key mining customers participating in Caterpillar’s Early Learner program.…
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Miners turn to unique leaching processes for copper extraction
Bacteria and newly developed chemicals provide an alternative to conventional leaching. Edited by Josephine Patterson Due to copper prices nearly doubling in the past two years, miners like Rio Tinto and Freeport-McMoRan have begun to use new leaching technologies to extract low concentrations of the in-demand product from waste rock, reported Reuters. Miners aim to use bacteria or other newly…
Read MoreFreeport taps Robertson as SVP, CFO
Freeport-McMoRan has confirmed the addition of Maree Robertson as senior vice president and chief financial officer, an appointment effective March 1, 2022. Robertson, who will report to CFO Kathleen Quirk – who moved to an expanded role as president in February of this year, will be responsible for Freeport’s accounting, finance and tax functions, including financial reporting, operational accounting, internal…
Read MoreFreeport appoints two to board
Freeport-McMoRan (FCX) tapped Marcela Donadio and Sara Grootwassink Lewis to its board of directors. Donadio retired as a partner of Ernst & Young in 2014. From 2007 until her retirement in 2014, she served as Americas Oil and Gas Sector Leader. She served as audit partner for multiple companies with domestic and international operations in the natural resources sector and…
Read MoreFreeport picks board independents
Freeport-McMoRan recently appointed two independent members to its board of directors: David Abney and Robert “Bob” Dudley.
Read MoreFreeport-McMoRan’s Higgins Elected to ICA
Steve Higgins, who served as senior vice president and chief administrative officer for Freeport-McMoRan, was elected as the chairman of the board for the International Copper Association (ICA).
Read MoreFreeport-McMoRan appoints Olmsted
Arizona-headquartered miner Freeport-McMoRan, effective Aug. 7, appointed Joshua Olmsted as its president and chief operating officer for the Americas, replacing a now-retired Harry “Red” Conger IV.
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