Meridian (US:MRBK) Newsfile·2025-09-09 10:30Core Insights - Meridian Mining UK has reported significant high-grade Au-Cu-Ag & Zn mineralization at its Santa Helena project, with notable drill results indicating strong resource potential [3][4][6] - The company has also initiated exploration at the Santa Fé project, discovering gold mineralization in the Aguapei Formation, which opens new opportunities for gold exploration [4][5][6] Santa Helena Project - The ongoing resource delineation drill program at Santa Helena has yielded multiple high-grade intersections, including CD-727 with a 15.2m interval at 7.4g/t AuEq and 4.9% CuEq [4][10] - Other significant drill results include CD-749 with 6.1m at 10.5g/t AuEq (7.1% CuEq) and CD-742 with 7.6m at 6.9g/t AuEq (4.6% CuEq) [4][10] - The infill drilling program aims to enhance understanding of the mineralization's geometry and grade continuity, particularly in the western sectors of the deposit [7][11] Santa Fé Project - The first reconnaissance exploration program at Santa Fé has identified gold mineralization in the Aguapei Formation, indicating a large open hydrothermal system [4][6] - Channel sampling in the Aguapei Formation has returned gold values up to 1.5g/t Au, suggesting significant exploration potential in the region [4][13] Regional Exploration - Meridian is expanding its exploration efforts with drilling commenced at the Cigarra Cu-Au prospect, further enhancing the regional exploration strategy [5][19] - The company is also conducting gradient-assay induced polarization surveys to identify chargeability anomalies, which may indicate additional mineralization [16][18] Technical and Financial Overview - The Cabaçal project, which includes Santa Helena, has a pre-feasibility study indicating a base case after-tax NPV5 of USD 984 million and an IRR of 61.2% [29][30] - The Cabaçal Mineral Reserve estimate consists of 41.7 million tonnes at 0.63g/t gold, 0.44% copper, and 1.64g/t silver, supporting the project's economic viability [30]