Fitzroy Minerals reports up to 82.6% copper recovery in heap-leach tests at Buen Retiro project in Chile
Bitget2026/09/23 11:06- Fitzroy Minerals reported heap-leach testwork at Chile’s Buen Retiro copper project, supporting a planned Heap Leach Development Plan.
- Mini-column tests delivered total copper recoveries of 71.8% for high-grade oxide, 59.9% for low-grade oxide, 82.6% for mixed ore.
- Net specific acid consumption ranged from 3.4 to 11.2 kg H2SO4 per kg of copper recovered across the three units.
- Ongoing 1-meter columns trend higher, with projected recoveries near 95% mixed, 85% high-grade oxide, 74% low-grade oxide at 70 days.
- Results will feed a PFS targeted for Q2 2027; final metallurgical report targeted by March 1, 2027.
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