Mercado Minerals Announces Initial Surface Results from the Zamora Project, Highlights 1.00 metre of 828 g/t Silver at the Campanillas Vein

September 2, 2026

Vancouver, BC, – Mercado Minerals Ltd. (CSE: MERC, OTCQB: MRMNF) (“Mercado” or the “Company“) is pleased to announce initial surface sample results from the Company’s first reconnaissance field program at its Zamora project in Sinaloa, Mexico. The ongoing program is focused on verifying historic high-grade results reported by previous operators at the Campanillas Vein and expanding the known zone of mineralization along strike. Surface chip sampling returned multiple high-grade intervals, including 1.00 metre of 828 g/t silver (760 g/t AgEq¹) and 1.00 metre of 410 g/t silver with 1.66 g/t gold (497 g/t AgEq).