Resolution Copper – Potential to be the largest copper mine in the US.

THE RESOLUTION COPPER PROJECT

is a proposed copper mine that can supply the world with the copper it needs to support ongoing technological and environmental innovation.

416

Employees/Contractors

$4,900,000

2024 Donations

37%

Budget Spent Locally

PROJECT TIMELINE

Developing a mining project is a long and complex process.
It’s been nearly two decades since the discovery of the Resolution Copper deposit.

Why Our Project Matters

Our Work

Powering Economic Growth in Arizona

June 19, 2025

When people talk about Arizona’s economic future, Resolution Copper is part of that conversation. This project isn’t just about mining. It’s about building opportunities. It’s about putting Arizona’s people, resources, and innovation to work in a way that delivers real, lasting impact.

Resolution Copper welcomes the republication of the Final Environmental Impact Statement (FEIS)

June 16, 2025

Resolution Copper welcomes today’s republication of the Final Environmental Impact Statement (FEIS) by the U.S. Forest Service (USFS)—a positive step forward for the project. This republication allows the USFS to advance the congressionally mandated land exchange, enabling future underground mine development and placing thousands of acres of land into permanent conservation.

From Apprentice to Mentor: Powering the Future

June 9, 2025

At Resolution Copper, we’re not just building a mine. We’re investing in people and lifelong careers. Carlos’ mining journey started just a few miles from where he works today. A 2006 graduate of Superior High School, he grew up watching the legacy of mining shape his hometown. He didn’t wait long to jump in by 2007, he was underground, working on Shaft #9 with Cementation.

Statement attributable to Vicky Peacey, General Manager, Resolution Copper

May 27, 2025

We are pleased that the Ninth Circuit’s decision will stand. The Resolution Copper mine is vital to securing America’s energy future, infrastructure needs, and national defense with a domestic supply of copper and other critical minerals.

The Legacy of Mining in Arizona: Tim’s Story

May 22, 2025

In Arizona, mining isn't just part of the past. It's the backbone of the present and the promise of the future. For more than 100 years, copper has helped shape this state. Since 1910, Arizona has led the nation in copper production. From the red rock cliffs of the Copper Triangle to the machinery that hums deep underground, the industry has powered homes, built cities, and sparked innovation across generations.

$8.9 Million Strong: Investing in the Copper Triangle’s Future

May 17, 2025

This Economic Development Week, we’re celebrating the partnerships, investments, and milestones that are helping the Copper Triangle thrive. Since 2019, we’ve invested more than $8.9 million into projects that drive long-term growth — from workforce programs and school upgrades to trail revitalization, tourism boosts, and business development.

$2 Billion Invested for a Smarter, Stronger Copper Future

May 12, 2025

At Resolution Copper, we’ve reached a major milestone: over $2 billion invested in developing and permitting one of the most important copper projects in the United States. This number tells a bigger story — one of progress, partnerships, and purpose.

Mother. Daughter. Miners. A Legacy Built in Superior.

May 9, 2025

At Resolution Copper, mining isn’t just about the rock we move, it’s about the people who move it. And this Mother’s Day, we’re proud to spotlight two of those people: Jessica and Sabrina Castillo. A mother-daughter duo with deep roots in Superior, Arizona, these two powerhouse women are proving that mining, family, and community can go hand in hand - hard hats and all.

The People Behind the Project

May 7, 2025

At Resolution Copper, mining isn’t just about extracting a resource—it’s about people. It’s about hometown pride, career growth, environmental stewardship, and creating opportunities right here in the Copper Triangle.

THE RESOLUTION COPPER PROJECT

is a proposed copper mine that can supply the world with the copper it needs to support ongoing technological and environmental innovation.

PROJECT TIMELINE

Developing a mining project is a long and complex process.
It’s been nearly two decades since the discovery of the Resolution Copper deposit.

Why Our Project Matters

Our Work

Powering Economic Growth in Arizona

Resolution Copper welcomes the republication of the Final Environmental Impact Statement (FEIS)

From Apprentice to Mentor: Powering the Future

Statement attributable to Vicky Peacey, General Manager, Resolution Copper

The Legacy of Mining in Arizona: Tim’s Story

$8.9 Million Strong: Investing in the Copper Triangle’s Future

$2 Billion Invested for a Smarter, Stronger Copper Future

Mother. Daughter. Miners. A Legacy Built in Superior.

The People Behind the Project

Project Information

Community Line

THE RESOLUTION COPPER PROJECT

is a proposed copper mine that can supply the world with the copper it needs to support ongoing technological and environmental innovation.

PROJECT TIMELINE

Developing a mining project is a long and complex process. It’s been nearly two decades since the discovery of the Resolution Copper deposit.

Why Our Project Matters

Our Work

Project Information

Community Line

Developing a mining project is a long and complex process.
It’s been nearly two decades since the discovery of the Resolution Copper deposit.