The LFP battery market is growing fast, and North America has almost no domestic phosphate supply chain to feed it. First Phosphate Corp. (CSE: PHOS) (OTCQX: FRSPF) is purpose-built to close that gap — with a fully permitted-path asset, a completed PEA, and a supply chain already proven at pilot scale.
The Bégin-Lamarche deposit in Quebec's Saguenay–Lac-Saint-Jean region is the anchor of that thesis. The December 2024 Preliminary Economic Assessment projects a 23-year open-pit mine producing 900,000 tonnes per year of phosphate concentrate at 40% P2O5 — a grade that directly qualifies for conversion into battery-grade purified phosphoric acid with a 91.1% conversion ratio.
The economics are hard to ignore. Bégin-Lamarche carries a pre-tax NPV of C$2.1 billion at an 8% discount rate, a pre-tax IRR of 37.1%, and an after-tax payback period of just 2.9 years from the start of production. Initial capex is pegged at C$675 million — with no outstanding royalties or financing streams diluting the return.
The resource base underpinning those numbers has grown substantially. An updated NI 43-101 MRE delivered a 378% increase in Indicated Mineral Resources, now standing at 198.5 Mt grading 6.00% P2O5, alongside 6.2 Mt Measured at 7.70% P2O5 and 89.5 Mt Inferred at 6.16% P2O5. The deposit remains open at depth — meaning the 23-year mine life may be conservative.
Location matters as much as grade. Bégin-Lamarche sits adjacent to a paved provincial road, near a hydroelectric power line, and roughly 85 km from the year-round deep-sea Port of Saguenay. That infrastructure profile meaningfully compresses logistics risk and capital intensity versus greenfield projects in remote jurisdictions.
First Phosphate isn't just sitting on rock — it has already walked the entire LFP supply chain end-to-end. The company has completed pilot-scale production of phosphate concentrate, merchant-grade phosphoric acid, battery-grade purified phosphoric acid, iron powder (in partnership with GKN Hoeganaes), and commercial-grade LFP 18650 battery cells using North American-sourced critical minerals. That is vertical integration validated in the lab, not on a slide deck.
The technology backbone is equally credentialed. A licensing agreement with Prayon Technologies of Belgium — one of the world's foremost phosphoric acid processing specialists — covers the PPA conversion process. That agreement transfers proven industrial know-how directly into the Bégin-Lamarche production pathway.
Government validation has followed. First Phosphate has received a $16.7 million contribution from the Government of Canada, a signal that federal critical-mineral policy is actively supporting the company's supply-chain buildout. Apatite is formally listed as a critical mineral under Canadian policy — making PHOS a direct beneficiary of onshoring incentives.
The company also holds a definitive, long-term, partially prepaid offtake agreement with an existing creditworthy partner. That kind of commercial anchor at the development stage is rare — and it materially de-risks the path from PEA to feasibility study to construction decision.
Beyond Bégin-Lamarche, First Phosphate is advancing the Lac à l'Orignal and Bluesky land package properties in the same igneous phosphate belt. The same geological setting that produced a 378% resource upgrade at the flagship could hold further upside across the broader land position.
Near-term catalysts are stacking up. Infill drilling at Bégin-Lamarche is ongoing, with results capable of upgrading the resource further and tightening the feasibility study inputs. Progression toward a full feasibility study and permitting for mine construction represents the next major re-rating event for PHOS.
The window to get in front of this story is narrowing. A completed PEA with a C$2.1 billion NPV, a proven pilot-scale supply chain, federal funding in hand, and a partially prepaid offtake already signed — this is not a concept-stage bet. It is a development-stage company with the building blocks of a North American critical-mineral producer already assembled.
Download the investor package now to see the full PEA economics, resource details, and First Phosphate's roadmap to production.