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Fortuna drills 8.6 g/t gold over 13.6 meters at Southern Arc prospect, Diamba Sud Project, Senegal
SOSouthern Company(SO) GlobeNewswire News Room·2025-05-27 09:00

Core Insights - Fortuna Mining Corp. has reported strong exploration results from the Diamba Sud Gold Project in Senegal, particularly from the Southern Arc prospect, indicating significant potential for near-term resource growth [2][4][12]. Exploration Highlights - Recent drilling at the Southern Arc prospect yielded notable intercepts, including 8.6 g/t gold over an estimated true width of 13.6 meters in hole DSR906 and 9.3 g/t gold over 11.8 meters in hole DSDD404 [2][3]. - Infill drilling at Areas A, D, and Karakara returned highly encouraging results, with a standout intercept of 113.7 g/t gold over 6.4 meters in hole DSDD385 at Area D [2][9]. - The exploration program at Southern Arc included 38 reverse circulation and diamond core drill holes totaling 4,210 meters, successfully intersecting multiple zones of mineralization [3][4]. Geological Context - Mineralization at Southern Arc is hosted within hematite-altered tectonic breccia, occurring as stockworks or discrete veins, consistent with other prospects across the Diamba Sud Project [4][19]. - The geological complexity of the area is characterized by intercalated tectonic breccias, carbonate metasediments, and granitic and dioritic intrusive units, with mineralization associated with various vein arrays [17][19]. Resource Update Potential - The results from the recent drilling campaigns will be incorporated into the forthcoming resource update for the Diamba Sud Project, highlighting the potential for future resource expansion, particularly in Area A [12][13]. - Several drill holes intersected mineralization adjacent to the currently proposed open pit boundaries, indicating further resource growth potential [12][13]. Additional Prospects - Exploration drilling at the Moungoundi and Moungoundi North prospects was completed, with a total of 85 drill holes for 9,472 meters, significantly improving the understanding of this geologically complex area [15][17]. - The Western Splay deposit also underwent a drilling program with 24 drill holes totaling 2,531 meters, designed to test extensions and perform select infill [18][19].