Sierra Metals receives key permit for Yauricocha mine expansion, aiming for 40% production increase
Sierra Metals Inc. (TSX:SMT; OTCQX:SMTSF), a distinguished mining company, has announced the acquisition of a crucial environmental permit allowing for the expansion and mining operations below the 1120 level at its Yauricocha Mine in Peru. This development is poised to significantly influence the company’s production capacity and operational efficiency, marking a pivotal moment in its […]