Sierra Metals Inc. (TSX: SMT) (BVL: SMT) (NYSE AMERICAN: SMTS) (“Sierra Metals” or “the Company”) has filed a technical report prepared in accordance with National Instrument 43-101 (“NI 43-101”) on the Yauricocha Mine (the “Report”). The Report supports the disclosure made by the Company in its news releases dated September 28, 2017 entitled “Sierra Metals Significantly Increases Mineral Resource Estimate for Yauricocha Mine, Peru.” and dated October 26, 2017 entitled “Sierra Metals Significantly Increases Mineral Reserve Estimate for Yauricocha Mine, Peru.” There are no material differences in the mineral reserves and resources contained in the Report from those disclosed in the news releases. read more