Zacatecas Silver Announces 21% Increase in High-Grade Heap-Leach Updated Gold Mineral Resource at the Esperanza Gold Project to 1.15 Moz AuEq from 45.4 Mt at 0.79 g/t – Grades Above Global Heap-Leach Average & Highest Grades at Surface June 22, 2026 / gambusinoprospectormexico / Leave a comment 2026-06-22_zacatecas silver announces increase of high grade gold resources at the esperanza project_morDownload