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F3 Announces High Grade Domain of 10.8 M lbs. at 12.23% U3O8 at JR Zone Uranium Deposit Within an 11.8 M lbs. at 4.39% U3O8 Initial Indicated Mineral Resource
Kelowna, British Columbia--(Newsfile Corp. - December 22, 2025) - F3 Uranium Corp ( TSXV: FUU )...
About this update from F3 Uranium Corp
[{"type":"text","content":"F3 Announces High Grade Domain of 10.8 M lbs. at 12.23% U3O8 at JR Zone Uranium Deposit Within an 11.8 M lbs. at 4.39% U3O8 Initial Indicated Mineral ResourceKelowna, British Columbia--(Newsfile Corp. - December 22, 2025) - F3 Uranium Corp (TSXV: FUU) (OTCQB: FUUFF) (\"F3\" or \"the Company\") is pleased to announce the results of the initial Mineral Resource estimate of the JR Zone uranium deposit at its 100% owned PLN Property in Northern Saskatchewan. Based on all drillholes the JR Zone uranium deposit is estimated to contain:11,801,000 lbs U3O8 Indicated Mineral Resource based on 121,259 tonnes at an average grade of 4.39% U3O8, including:High Grade Domain containing 10,788,000 lbs U3O8 based on 39,997 tonnes at an average grade of 12.23% U3O8The Mineral Resource has been estimated for the basement shear hosted JR Zone deposit exclusively and is entirely classified as Indicated. Raymond Ashley, President & COO commented:\"With the JR Zone resource definition phase now successfully concluded, the company will turn its attention to the recently-discovered Tetra Zone, just 13km from JR Zone. This high grade Indicated resource, in combination with the potential of Tetra, sets an exciting stage for growth in the new year. The team will pursue additional high-impact targets across our extensive PLN land package, with a priority focus on Tetra. We are well funded to advance drilling programs through 2026 with $26.1 million in the treasury as of December 18, 2025.\" Table 1: Summary of Mineral Resources - JR Zone Uranium Deposit, Effective as of October 15, 2025 Classification Cut-off Grade (% U3O8) Tonnage (t) Grade (% U3O8) Contained Metal (000 lb U3O8) F3 Basis (%) Recovery U3O8 (%) Indicated HG Domain 0.255 39,997 12.23 10,788 100 97 LG Domain 0.255 81,262 0.57 1,031 100 97 Total Indicated 0.255 121,259 4.39 11,801 100 97 Notes: CIM (2014, adopted 2019) definitions were followed for Mineral Resources. Indicated Underground Mineral Resources are reported at a cut-off grade of 0.0% U3O8 constrained within underground reporting panels (MSOs) designed at a cut-off grade of 0.255% U3O8. Reporting panels have a maximum design height of 3.0 m, length, minimum design height of 3 m, and width of 2.0 m. Cut-off grade is calculated using a metal price of $90/lb U3O8. A minimum mining width of two meters was used for construction of the...