“The bill seeks to undo bipartisan legislation that was passed more than a decade ago, supported by administrations of both parties, and been upheld by federal courts at every level. It would stop a critical project that will deliver billions of dollars in economic benefit to Arizona, employ thousands of rural Arizonans, and secure a world-leading source of copper for the benefit of the American people for generations to come.”
Once a year, we bring those stories into one room. Our Supplier Award Lunch is where we say thank you. Since 2019, this event has celebrated suppliers and community partners who live our values of care, courage, and curiosity. In 2025, we recognized six partners who quietly make a big difference for our teams, our project, and the Copper Triangle.
As families across Arizona prepare for the Thanksgiving and Christmas holidays, Resolution Copper is proud to support the Superior Food Bank with an additional $10,000 gift to help keep shelves stocked and ensure Superior residents have access to essential food and supplies during this time of year.
In November, Resolution Copper partnered with the Arizona Diamondbacks Baseball Academy to host a free baseball clinic in Whiteriver. Held at Alchesay High School, the event brought together more than 65 young athletes from the White Mountain Apache Little League. Players ages 6–14 spent the day learning from official D-backs coaches through drills, skills stations, and on-field instruction.
This Veterans Day, we honor the brave individuals who’ve served in the U.S. Armed Forces. At Resolution Copper, we’re proud to work alongside veterans whose leadership, discipline, and teamwork continue to strengthen our project and community.
Resolution Copper has reached a major milestone with the completion of its multi-year, $200 million rehabilitation and deepening of the historic No. 9 Shaft, a critical step in paving the way for one of the nation’s most important new sources of copper and critical minerals.
Completed in 1973 by the Magma Copper Company, the Never Sweat Tunnel stretches 8,600 feet (1.6 miles) long and sits at a depth of 1,100 feet. At the time, it came with a hefty price tag of $74 million, but what it delivered was priceless. It created a direct underground connection between the East and West Plant sites.
Every October 30, Mine Rescue Day reminds us of the quiet heroes who train for the worst so they can help others stay safe in emergency situations. These volunteers don’t seek the spotlight. They prepare, practice, and show up when it matters most.
From September 8–24, Resolution Copper completed a major infrastructure upgrade at the historic Magma Mine’s 8 Shaft, replacing a 20-year-old 480V variable frequency drive (VFD) with a new 5KV unit.
Rio Tinto, the majority owner of Resolution Copper, has donated $1 million to support flood relief efforts in the City of Globe and Town of Miami, following devastating flash floods in late September and additional flooding that occurred this past weekend, causing widespread damage to local communities and businesses.