Gunnison Copper publishes corporate deck outlining Arizona Gunnison project development plan
Reuters2026/08/10 10:32- Gunnison Copper outlined a 2026 PEA for its Arizona Gunnison project, targeting a 21-year mine life using open-pit heap leach SX/EW copper cathode production.
- After-tax NPV at 8% of USD 1.96 billion, after-tax IRR 22.5% at USD 4.6/lb copper; payback 3.9 years; initial capex with acid plant USD 1.56 billion.
- Average annual copper cathode output about 174 million lbs in years 1-15; total recovered copper 3.2 billion lbs; life-of-mine AISC USD 2.05/lb.
- Permitting strategy centers on amendments to existing Arizona permits; I-10 relocation approval process for a 2.8-mile segment slated to start in Q2 2026.
- Planned work includes a USD 15 million drilling and metallurgical program, including up to 120 drill holes and up to 270 column leach tests.
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