Sierra Metals Reports 2017 Production Results and Announces 2018 Production, Cost, and Capex Guidance
Igor Gonzales, President and CEO of Sierra Metals, commented: “The Company ended 2017 with sound production due to a very strong performance at Yauricocha, where we continue to reap the benefits of a successful operational improvements program resulting in higher tonnages, in addition to higher-grade material discovered through our successful brownfield exploration programs.”









