Slide 1: Growing & Advancing The O'Brien Gold Project
Growing & Advancing The O’Brien Gold Project: One of Quebec’s Most Historic and High-Grade Gold Projects Corporate Update March 2025 TSXV:RDS OTCQB:RMRDF 1 TSXV:RDS
Slide 2: Cautionary Statement Regarding Forward-Looking Information
Cautionary Statement Regarding Forward-Looking Information Certain information contained in this presentation constitutes forward-looking information within the meaning of Canadian securities laws ("forward-looking statements"). All statements in this presentation, other than statements of historica
Slide 3: Radisson and the O'Brien Gold Project
Radisson and the O’Brien Gold Project • Exploring the Historic O’Brien Mine in Quebec’s Abitibi • c.1Moz of High-Grade Mineral Resources and Growing • 22,000m 2025 drill program ongoing. Fully Funded • Refreshed Board & Team with track record of major mine development • February 3, 2025: Positive Me
Slide 4: News Release December 9, 2024: 1,345 g/t Au over 1m
News Release December 9, 2024: 1,345 g/t Au over 1m (within 643.1 g/t over 2m) Re-Discovery of Famous O’Brien “Jewellery Box” 4 TSXV:RDS
Slide 5: News Release February 3, 2025: First comprehensive metallurgical program
News Release February 3, 2025: First comprehensive metallurgical program at O’Brien with a specific mill in mind Landmark study for Radisson addressing long-standing questions on the metallurgy, processing and environmental characteristics of O’Brien’s high-grade gold Recoveries of 86% to 96% based
Slide 6: Leadership
Leadership Board Pierre Beaudoin Chairperson Peter MacPhail Director 30+ years of mining experience. Formerly COO (2018-2024) of 35+ years of mining experience. Formerly COO (2015-2022) of SilverCrest Metals Inc. for Las Chipas Project. Formerly COO Alamos Gold, Aurico and Northgate Minerals. Led de
Slide 7: Located in the World's Most Prolific Gold Belt
Located in the World’s Most Prolific Gold Belt • Located in the Abitibi greenstone belt hosting +100 million Au ounces N between Ontario and Quebec in eastern Canada. One of the largest and most prolific Neoarchean greenstone belts in the world. • The O’Brien Gold Project is located in the 25 Moz Ca
Slide 8: O'Brien: 21 Km from Doyon-Westwood, 7 Km from LaRonde
O’Brien: 21 Km from Doyon-Westwood, 7 Km from LaRonde Doyon-Westwood Mine and Mill The Benefits of Location in a Mature Mining Camp LaRonde Mine and Mill Trans-Canada Highway 117 Highway 117 Hydro-Electric Power Proximity to numerous under-capacity mills Old O'Brien Mill Access to high quality servi
Slide 9: Good Neighbours
Good Neighbours LaRonde Westwood-Doyon O’Brien 9 TSXV:RDS
Slide 10: Good Neighbours
Good Neighbours Westwood-Doyon LaRonde MRE 2023, 4.5 g/t Au Cutoff (US$1600, 1.2m minimum width, 85% Recovery) Indicated Resource Inferred Resource 501,000 oz 446,000 oz (1.52 Mtonnes at 10.26 g/t) (1.60 Mtonnes at 8.66 g/t) O’Brien 3.0 g/t Au Cutoff 576,000 oz 683,000 oz (2.12 Mtonnes at 8.46 g/t)
Slide 11: O'Brien Open in All Directions
O’Brien Open in All Directions 5.2 Km W WEST O’BRIEN O’BRIEN EAST O’BRIEN E Thompson Cadillac Kewagama Surface P1 P1 75% of Existing - 250 m Mineral P1 P1 700 m Resource 1750 m P1 P1 P1 -600m - 500 m Trend 100% Open - 750 m Trend 5 4 -900m Trend 3 - 1000 m Trend Trend MRE 2023, 4.5 g/t Au Cutoff O’B
Slide 12: Well Understood Geology
Well Understood Geology • Good understanding of vein morphology and continuity from mapping of historic O’Brien workings • At large-scale the veins are continuous, sub-parallel to the stratigraphy and are developed within multiple units of the Piche Group. • Vein Model with 134 Mineralized Zones has
Slide 13: December 16, 2024: 242 g/t Au at 500m Below Base of Historic Mine
December 16, 2024: 242 g/t Au at 500m Below Base of Historic Mine • Since September, seven deep drill holes have been completed below base of existing Mineral Resource • 5 of the 7 holes hit high-grade intercepts • On September 24, 2024: OB-24-324 hit 27.61 g/t Au over 6.0 m including 102.0 g/t Au o
Slide 14: Recent Deep Drill Results: Extending to 1,500m Depth
Recent Deep Drill Results: Extending to 1,500m Depth S N S N • The recent deep drilling is Section: Section: also demonstrating Trend #1 O’Brien Mine continuity of grade and mineralization to depth • This was predicted by the steeply plunging ore-shoots of the historic O’Brien mine • The latest dril
Slide 15: December 9, 2024: 1.35 kg/t Au at Re-Discovered Jewellery Box
December 9, 2024: 1.35 kg/t Au at Re-Discovered Jewellery Box • OB-24-347: 1,345 g/t Au over 1m (within 643.1 g/t over 2m) • Re-Discovery of Famous O’Brien “Jewellery Box” • Believed to have been the source of O’Brien’s famous Jewellery Box Stope museum quality VG specimens • Mined between 250- 750m
Slide 16: Gold Mineralization at O'Brien
Gold Mineralization at O’Brien • Quartz-Sulphide Veins with coarse VG • Pattern of very high grade, narrow intercepts within broader altered and mineralized envelopes • OB-24-320 with 24.74 g/t Au over 6.0m inc. 137.0 g/t Au over 1.0m (Aug. 14, 2024) • OB-24-324 with 27.60 g/t Au over 6.0m inc. 102.
Slide 17: February 3, 2025: Metallurgical Study and Doyon Milling Assessment
February 3, 2025: Metallurgical Study and Doyon Milling Assessment • Sept. 9, 2024: MOU with IAMGOLD to facilitate technical assessment of Doyon Mill, IAMGOLD Inc. viability of processing O’Brien mined material at Doyon mill • Doyon is part of the Doyon-Westwood mining complex with capacity of c.3,0
Slide 18: Upcoming Milestones
Upcoming Milestones Regular Exploration Drilling News-Flow • 3 drill rigs onsite • Fully funded for 22,000m in 2025 Program • Targeting deep drilling below high-grade trends and Jewellery Box to surface Thinking Ahead to Development • PEA for an O’Brien Mine based on: • Underground mining only • Off
Slide 19: Capitalization and Balance Sheet
Capitalization and Balance Sheet $116 Million $9.0 Million 345.7 Million Market Capitalization Cash Position Shares Outstanding As of January 31, 2025 Unaudited, estimated as of December 31, 2024 Estimated as of January 31, 2025 Management & Insiders, 9% Public Float, 37% Institutional Investors, 20
Slide 20: Contact Information
Contact Information Matt Manson Hubert Parent-Bouchard Kristina Pillon President, CEO & Director Chief Financial Officer Manager, Investor Relations mmanson@radissonmining.com hpbouchard@radissonmining.com kpillon@radissonmining.com Radisson Mining Resources Inc. 50 rue du Petit-Canada Rouyn-Noranda
Slide 21: Appendix Materials
Appendix Materials TSXV:RDS OTCQB:RMRDF 21 TSXV:RDS
Slide 22: 2023 O'Brien Mineral Resource Estimate
2023 O’Brien Mineral Resource Estimate Indicated Mineral Resources Inferred Mineral Resources Cut-off Grade O'Brien Deposit Tonnage Grade Metal Tonnage Grade Metal Resource date (t) (g/t Au) (oz Au) (t) (g/t Au) (oz Au) July 2019 1,115,000 8.85 318,000 777,000 6.73 168,000 March 2023 1,517,000 10.26
Slide 23: 2023 MRE Sensitivity on Cut-Off
2023 MRE Sensitivity on Cut-Off Indicated Mineral Resources Inferred Mineral Resources Cut-off Grade Tonnage Grade Metal Tonnage Grade Metal (t) (g/t Au) (oz Au) (t) (g/t Au) (oz Au) 6.0 g/t Au 1,012,000 12.80 417,000 945,000 11.12 338,000 5.0 g/t Au 1,313,000 11.12 470,000 1,334,000 9.46 406,000 4.
Slide 24: Cadillac-Bousquet 25 Moz Gold Mining District
Cadillac-Bousquet 25 Moz Gold Mining District 24 TSXV:RDS
Slide 25: 127,600 Metres Drilled Between 2019 & 2023
127,600 Metres Drilled Between 2019 & 2023 25 TSXV:RDS
Slide 26: 2023 MRE – Breakdown of Indicated/Inferred
2023 MRE – Breakdown of Indicated/Inferred • Distribution of Indicated/Inferred Resources driven primarily by drill density • Higher ounces per vertical meter at shallower depths with more drilling Mineral Resources that are not Mineral Reserves do not have demonstrated economic viability. The estim
Slide 27: Exploration Upside in the Pontiac Sediments
Exploration Upside in the Pontiac Sediments (2) Gold in Till Samples over Pontiac Sediments in New Alger Property • Brand new target area with more than 2km strike length with potential for gold discovery identified • 115 glacial till surface samples collected and analyzed • 14 anomalous samples for