101 Technical Report for Updated Mineral Resource Estimate for Bégin
First Phosphate Corp. (NASDAQ: PHOS) released an updated Mineral Resource Estimate for its Bégin-Lamarche project in Quebec, showing a 378% increase in Indicated Mineral Resources. Key figures include 6.2 Mt @ 7.70% P2O5 (Measured), 198.5 Mt @ 6.00% P2O5 (Indicated), and 89.5 Mt @ 6.16% P2O5 (Inferred). The deposit is strategically located near infrastructure and has long-term offtake agreements.
How this was made
The 30-second read
Why it matters
The 378% increase in indicated resources could materially improve the company's balance sheet and attract strategic investors, though execution risk remains high.
Market read
The resource upgrade is a primary corporate disclosure for a small‑cap miner, offering a fresh catalyst for price movement.
What to watch
Potential environmental permitting challenges and the need for off‑take agreements beyond the existing partner.
Background
First Phosphate (NASDAQ: PHOS) announced its updated technical report for the Bégin-Lamarche phosphate project, a key source of battery‑grade phosphoric acid for LFP batteries.
Ticker impact
First Phosphate filed an updated Mineral Resource Estimate showing a 378% increase in Indicated Resources for the Bégin-Lamarche deposit.
Potential upside of 10-15% over the next 3‑6 months if market digests the resource boost.
Resource size increase is material for a junior miner, yet financing and permitting uncertainties temper the upside.
Market effects
Strengthens the outlook for North American phosphate and battery‑grade mineral producers.
Highlights Quebec's role in critical mineral supply chains, potentially benefiting local infrastructure firms.
Adds to global LFP battery raw material supply narrative, relevant for EV battery manufacturers.
Counterpoint
The resource estimate may be optimistic; financing gaps and permitting delays could limit near‑term upside.
Key entities
- CompanyFirst Phosphate Corp
Junior miner developing the Bégin-Lamarche phosphate deposit.
- Consulting FirmP&E Mining Consultants Inc.
Qualified Person preparing the technical report.

