Blackrock Silver Drills 5.03 Metres of 750 g/t AgEq (Including 1.83 Metres of 1,661 g/t AgEq) and Reports Multiple Thick Mineralized Zones in First Assays from Eastern Expansion Drill Program at Tonopah West

Core Insights - Blackrock Silver Corp. has reported significant assay results from its Eastern Expansion Drill Program at the Tonopah West project, indicating high-grade mineralization and broad zones of silver and gold intercepts [1][3][6] Eastern Expansion Program Highlights - The Eastern Expansion Program is a follow-up to the Scout Program completed in February 2025, targeting a 1.2-kilometre trend of prospective shallow mineralization [4][5] - The program commenced in July 2025 and involved a total of 6,798 metres drilled across 24 drillholes, with 22 completed [5] Assay Results - Notable assay results include: - TXC25-166: 5.03 metres grading 750 g/t AgEq, including 1.83 metres grading 1,661 g/t AgEq [6][8] - TXC25-159: 8.75 metres grading 193 g/t AgEq, including 0.82 metres grading 1,217 g/t AgEq [6][8] - TXC25-164: 5.67 metres grading 263 g/t AgEq, including 1.1 metres grading 955 g/t AgEq [6][8] - TXC25-160: 1.52 metres grading 807 g/t AgEq [6][8] - Assays for 13 drillholes are still pending [6][12] Mineralization Potential - Thick intervals of mineralization were noted, ranging from 5.03 to 8.75 metres, suggesting significant tonnage potential in the Eastern Expansion Zone [9] - The mineralized structure identified in TXC25-166 offsets previous high-grade results from the Scout Program, indicating continuity of mineralization [7][10] Quality Assurance - All sampling is conducted under strict supervision, ensuring a reliable chain of custody and accurate assay results [16][17] Company Overview - Blackrock Silver Corp. is focused on precious metal exploration and development, with a portfolio of properties in Nevada known for low-sulphidation, epithermal gold and silver mineralization [19]