Defiance Silver Receives Drill Permit on the Zacatecas Silver Project for Significant Exploration in the World Class Zacatecas Mining District March 11, 2026 / Gambusino Prospector 2026-03-11 Defiance Silver, Update. defiancesilve03112026-nrDownload Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Like this:Like Loading...