GR Silver Mining temporarily halts Plomosas project

Canadian-based, Mexico-focused GR Silver Mining has temporarily paused field work on the Plomosas silver project in Sinaloa, Mexico, to allow time for the government to increase security and stability in the region. On March 3, the miner announced the commencement of a step-out drilling program aiming to expand the San Marcial mineralization footprint by as much as 350 meters northwest…

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