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COPPER, PALLADIUMFEASIBILITY STUDYPROJECT ECONOMICS

Marathon Copper-Palladium Project Feasibility Study: C$1.07B NPV, 28% IRR

ByMining Stocks Research
Jun 14, 2026
Source:Generation Mining Limited
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Generation Mining Limited's Marathon Copper-Palladium Project in Ontario, Canada (near Marathon, Ontario, Northwestern Ontario) has a Feasibility Study outlining an after-tax NPV of C$1.07B, an after-tax IRR of 28%, and initial capital of C$992M. The proposed mine plan runs 13 years.

Generation Mining Limited's Marathon Copper-Palladium Project has reported Feasibility Study results for the copper, palladium project in Ontario, Canada (near Marathon, Ontario, Northwestern Ontario). The study headlines an after-tax net present value of C$1.07B at a 6% discount rate. It reflects Generation Mining Limited's (GENM.TO) latest disclosed economics for the asset.

Economics. The after-tax NPV is C$1.07B using a 6% discount rate. After-tax IRR is 28%. Initial capital expenditure is estimated at C$992M, with life-of-mine sustaining capital of C$565M. The study models a payback period of 1.9 years. All-in sustaining costs are pegged at 781 USD/oz PdEq. Economics are based on US$1,525/oz Pd, US$4.00/lb Cu, US$950/oz Pt, US$2,000/oz Au, US$24/oz Ag, FX USD1:CAD1.35.

Production and mine plan. The project envisions an open-pit operation. Life of mine is 13 years. The open-pit strip ratio is 2.8.

Resources and ownership. Mineral reserves: 128.3 Mt at 0.64 g/t Pd (2,627 koz), 0.21% Cu (605 Mlb), 0.20 g/t Pt (815 koz), 0.07 g/t Au (291 koz), 1.7 g/t Ag (6,877 koz) - Total P&P. Mineral resources: 244.1 Mt Measured+Indicated at 0.51 g/t Pd (4,039 koz), 0.20% Cu (1,091 Mlb), 0.17 g/t Pt (1,309 koz), 0.06 g/t Au (510 koz), 1.6 g/t Ag (12,903 koz); plus Inferred 29.8 Mt. Royalties and streams: Wheaton Precious Metals stream.

These figures are extracted from Generation Mining Limited's technical disclosures and reflect the most recent Feasibility Study on file. Compare this project against other developers and producers in our project economics database, and always verify the numbers against the original technical report before making any investment decision.

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