Gunnison Copper (TSX:GCU) Advances Pre-Feasibility Work as Johnson Camp Nears Production

3 min read | July 08, 2025 12:19 PM EDT | By Team Kalkine Media

Highlights

  • Gunnison Copper Corp (TSX:GCU) is progressing pre-feasibility efforts at its Arizona-based Gunnison Copper Project.

  • The company launched a non-brokered private placement to support drilling, testing, and administrative needs.

  • Construction at Johnson Camp Mine continues on schedule, with copper output expected to begin shortly.

Gunnison Copper Corp (TSX:GCU), listed on the S&P/TSX Composite Index and the TSX Venture Composite Index, operates in the base metals sector with a focus on copper development and production. The company controls the Cochise Mining District in southern Arizona, a region known for its copper-rich geology. Its flagship operation is the Gunnison Copper Project, a large-scale resource being developed through environmentally conscious open-pit mining combined with heap leach and SX/EW technologies.

New Private Placement to Support Technical Work

Gunnison Copper announced plans to raise capital through a non-brokered private placement to fund key pre-feasibility efforts. The offering will include the issuance of common shares paired with warrants, which allow holders to acquire additional shares within a defined period.

The proceeds from the financing will be directed toward the company's High Value Add Work Program. Specific activities include long-lead drilling and metallurgical testing, which are essential for advancing the technical foundation of the Gunnison Copper Project. Additional use of funds will include administrative expenditures at the company's US head office, extending operations planning through the next development phase.

Advancing High Value Work Programs

In a prior update, the company confirmed that its High Value Add programs are on track, both in terms of schedule and cost management. These initiatives are designed to optimize the economic outlook of the Gunnison Copper Project before the next stage of technical evaluation.

Efforts include data modeling, infrastructure analysis, and ongoing review of leaching efficiencies. The outcomes of these programs are expected to inform a comprehensive pre-feasibility study that will assess both operational and financial parameters for the project.

Johnson Camp Mine Nears Operational Phase

Gunnison Copper is also nearing a major milestone at its Johnson Camp Mine, which is located in the same mineral district. The site, already fully permitted, is under construction with key infrastructure nearing completion. This includes haul roads, containment ponds, and pipeline installations from the leach pads to the solvent extraction and electrowinning (SX/EW) facility.

Copper production at the Johnson Camp Mine is expected to begin shortly, with initial projected in the following months. The development is backed by Nuton LLC, a venture of Rio Tinto, which is funding construction and commissioning. Once operational, the mine is expected to deliver a steady supply of finished copper cathode to the domestic US market.

Strategic Focus in a Key Mining District

Gunnison Copper’s operations are situated in the southern Arizona Copper Belt, one of the most mineral-rich regions in the southwestern United States. By focusing on proven extraction technologies and strategic project sequencing, the company aims to develop a reliable source of domestic copper supply.

As both the Gunnison Copper Project and Johnson Camp Mine advance through key development phases, the company continues to align its efforts with broader trends in sustainable resource extraction and infrastructure readiness.


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