Pioneering America's Resource Independence

Advancing U.S. leadership in critical minerals, rare earth elements, and electronic materials through innovation, sustainability, and strategic resource development.

Explore Our Mines

Samson Project (Arizona Division, Whickenburg, Arizona)

The Samson Project is OSI’s flagship U.S. gold and polymetallic development, located in the historic Whickenburg mining district. The project is advancing toward pilot-scale production with a focus on modern, environmentally responsible extraction methods and robust community engagement.

Current Status: Resource delineation underway; pilot plant commissioning planned for Q4 2024.

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Key Highlights

  • NI 43-101 compliant resource model in progress
  • Targeting gold, silver, and copper recovery
  • Dry-stack tailings and solar-assisted operations
  • Partnerships with local workforce and universities
  • Strategically located in a prolific U.S. mining region with established infrastructure and strong state support for sustainable development.
  • Resource expansion drilling ongoing
  • Community advisory board established
  • Permitting on track for 2024 pilot operations

Moonlight Project (Idaho Division – Salmon, Idaho)

Positioned to supply U.S. copper and critical minerals via next-generation refining, Moonlight is a cornerstone for OSI’s sustainable domestic production.

Status: Feasibility engineering in progress, with pilot-scale refining systems scheduled for deployment in 2025.

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Key Highlights

  • The Moonlight Project is OSI’s advanced-stage copper and critical minerals site in the Idaho Division, near Salmon, Idaho.
  • Leverages modern refining systems and closed-loop processing to set new benchmarks for environmental responsibility and operational efficiency.
  • Low-carbon hydrometallurgical refining
  • On-site water recycling and tailings minimization
  • Critical minerals recovery (cobalt, rare earths)
  • Strong partnerships with regional stakeholders

Six Point Bull Elk Project (SPBE – Wyoming Division)

SPBE is OSI’s rare earth and battery materials pilot, located in Wyoming. The project is designed as a collaborative platform for advanced refining technologies, with a focus on maximizing domestic supply of strategic elements for clean energy and defense applications.

Status: Under review for exploration partnership and potential refining collaboration.

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Key Highlights

  • U.S.-based rare earth pilot for strategic supply chains
  • Joint R&D with national labs and technology partners
  • Low-impact, modular refining systems
  • Supports EV, renewable, and defense sectors

National Refining & Development Strategy

OSI Mining & Resources is committed to building a vertically integrated, U.S.-centric supply chain for critical minerals and metals. Our national strategy prioritizes sustainable extraction, advanced refining, and regional collaboration—positioning OSI as a leader in reshoring essential materials for technology, energy, and security.

Disclosure

Certain projects described herein are in various stages of exploration, permitting, or development and may be subject to change based on regulatory, technical, or market factors. All forward-looking statements are provided for informational purposes and do not constitute an offer or guarantee of future performance.

Sustainable Practices Across Sites

From water recycling and progressive reclamation to e-waste recovery and community investment, OSI Mines prioritizes long-term environmental stewardship.

Learn about E-Waste Recovery

Our Operations

Deep dive into the machines and processes that power our operations.

Investor Relations

PNL highlights, reports, and growth strategy — connect with our investor team.