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Resource Estimate

F3 Uranium files NI 43-101 tech report on PLN property

By The Northwire Desk — AI Analysis Jan 20, 2026 · 11:20 FUU · 0.205 F3 Uranium Corp.
FUU · Price

Executive Summary

  • F3 Uranium Corp. has filed an independent NI 43-101 technical report supporting the initial indicated mineral resource estimate for the JR zone uranium deposit on its 100%-owned Patterson Lake North (PLN) property in Northern Saskatchewan.
  • The report confirms that there are no material differences between the technical report and the mineral resource results previously disclosed in the company's news release dated December 22, 2025.
  • The technical report was prepared by SLR International Corp. and authored by Mark Mathisen, CPG, a qualified person independent of F3.

Key Details

  • Report Filing: Filed on SEDAR+ an independent technical report prepared in accordance with Canadian National Instrument 43-101.
  • Subject Property: JR zone uranium deposit on the 100%-owned PLN property in Northern Saskatchewan.
  • Report Title: "NI 43-101 Technical Report, Patterson lake North Project, Northern Saskatchewan, Canada."
  • Report Dates: Dated January 20, 2025, with an effective date of October 15, 2025.
  • Prepared By: SLR International Corp.
  • Qualified Person (Author): Mark Mathisen, CPG, employee of SLR International Corp.
  • Qualified Person (Reviewer/Approver): Raymond Ashley, PGeo, President and Chief Operating Officer of F3 Uranium.
  • Resource Classification: Mineral resources classified in accordance with the Canadian Institute of Mining Definition Standards (2014, adopted 2019), consistent with S-K 1300 definitions.
  • Drilling Data: The report incorporates drilling results completed between 2022 and 2025.
  • Materiality Check: The company states there are no material differences in the report from the results disclosed in the news release dated December 22, 2025.
  • Project Location: The JR zone is located approximately 25 km northwest of Paladin's Triple R deposit and NexGen's Arrow deposit in the southwest Athabasca basin, accessible via Provincial Highway 955.
  • Project Assets: The PLN project consists of three properties:
    • Patterson Lake North property (4,074 hectares) hosting the JR zone.
    • Minto property (20,675 hectares).
    • Broach property (19,022 hectares) hosting the Tetra zone discovery, located 13 km south of the JR zone.
  • Total Project Size: 44,613 hectares.

Notable Quotes

  • "The report incorporates the results of drilling at the project completed between 2022 and 2025. There are no material differences in the report from the results disclosed in the company's news release dated Dec. 22, 2025."
  • "The scientific and technical information in this news release other than the resource estimate has been prepared in accordance with the Canadian regulatory requirements set out in National Instrument 43-101 and approved on behalf of the company by Raymond Ashley, PGeo, president and chief operating officer of F3 Uranium, a qualified person."
Read the original news release →

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