Drill Results
Radisson Continues to Extend Scope of Gold Mineralization at the O'Brien Gold Project with Latest Drill Results
Radisson Mining drilled 1,720m at O'Brien, sustaining step-out momentum amid a $25m capital raise.

Executive Summary
- Radisson Mining Resources announced high-grade gold assay results from its 100%-owned O'Brien Gold Project in Quebec, highlighting successful deep step-out drilling beneath historic mine workings.
- Drill hole OB-26-378W3 intersected at least five high-grade zones at 1,720 metres vertical depth, marking the deepest extension of vein mineralization to date.
- Key intercepts include 4.06 g/t Au over 13.1m, 3.52 g/t Au over 13.0m, 8.43 g/t Au over 4.2m, 5.38 g/t Au over 4.3m, and 9.90 g/t Au over 1.0m.
- The company maintains a 140,000-metre step-out drill program utilizing eight active drill rigs, with an exploration floor currently at 2km and plans to extend to 2.5km.
- The five holes published today achieved a 100% success rate, bringing the overall program success rate since December 2024 to 80%.
- Mineralization continues to extend laterally and vertically, supporting the company's exploration target of 3-4 million ounces of gold.
Material Impact
- The June 22 drill results are a direct continuation of the aggressive step-out program announced in late 2025 and early 2026.
- Reaching 1,720 metres vertically aligns perfectly with the May 2026 financing that explicitly allocated capital to extend exploration to 2.5 kilometres.
- The results are incremental to the March 2026 Mineral Resource Estimate (1.69 Moz Inferred, 0.63 Moz Indicated) and do not represent a sudden resource conversion, a new discovery outside the known trend, or a change in project economics.
- Given the fully funded nature of the program and the predictable success rate, the market likely priced in continued deep drilling results. The news confirms execution but lacks the surprise element required for a material positive rating. It is a standard operational update for a funded exploration program.
RDS · Price
Company Overview
- Radisson Mining Resources is a Canadian exploration and development company focused on the O'Brien Gold Project in the Bousquet-Cadillac mining camp of Quebec.
- The project features a historic underground mine that produced over 500,000 ounces of gold at an average grade exceeding 15 g/t Au over a 1,000m vertical extent.
- The company is executing a deep step-out drilling program to extend known high-grade vein mineralization laterally and vertically beneath the historic workings.
- A July 2025 Preliminary Economic Assessment (PEA) indicated an after-tax NPV of $532 million and an IRR of 48% at a $2,550/oz gold price, assuming off-site toll milling at IAMGOLD's Doyon mill.
- The project utilizes a low-capex model with an 11-year mine life and steady-state production of ~70,000 oz per year.
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Jul 07, 2026 · 06:32