Collective Mining Discovers a Gold-Copper Porphyry System at the San Antonio Project by Intersecting 290.20 Metres at 0.58 g/t Gold, 0.17% Copper, 3 g/t Silver and 70 ppm Molybdenum

TORONTO, May 5, 2025 /PRNewswire/ - Collective Mining Ltd. (NYSE: CNL) (TSX: CNL) ("Collective" or the "Company") is pleased to announce that drilling assay results at the San Antonio Project's Pound target ("Pound") has resulted in the discovery of a mineralized Au-Ag-Cu-Mo porphyry system. Additionally, the final assay results from the 2024 drill program at the Trap target (Guayabales Project) are reported below. Both the San Antonio and Guayabales projects are situated near to each other and to the famous multi-million-ounce Marmato Mine within the Caldas Department in Colombia.

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