 VANCOUVER, British Columbia, April 28, 2021 GLOBE NEWSWIRE -- MAG Silver Corp. TSX NYSE American: MAG MAG or MAG Silver is pleased to report 2021 first quarter production of underground development material from the Juanicipio Project 56 44 joint venture between Fresnillo plc Fresnillo and MAG Silver. As reported to MAG by the project operator Fresnillo, 36,395 tonnes of development material were processed during the quarter ended March 31, 2021. On a 100 basis, total production for the quarter based on provisional estimates before liquidation adjustments from the prior quarter, totaled 462,321 silver ounces and 697 gold ounces attributable to MAG: 203,421 ounces of silver and 307 ounces of gold. The associated lead and zinc production will be reported with MAGs first quarter filings. 