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Sierra Metals Announces Illegal Strike Action from Unionized Workers at the Yauricocha Mine, Peru

TORONTO--(BUSINESS WIRE)-- Sierra Metals Inc. (TSX:SMT) (NYSE American:SMTS) (BVL:SMT) (“Sierra Metals” or the “Company”) today announced that employees who are members of the Unio

Full ArticleThu Mar 21, 2019 7:56pm EST