GR Silver Mining Intersects Extensive High-Grade Epithermal Silver System. SMS25-09 Returns 75 m at 293 g/t AgEq, including 6.4 m at 1,915 g/t AgEq September 3, 2025 / gambusinoprospectormexico 2025-09-03_gr silver intersects extensive high grade epithermal system at san marcial project_sinDownload Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Like this:Like Loading…