The El Gallo Complex is located in Mexico’s Sinaloa State, along the foothills of the Sierra Madres. McEwen Mining announced the initial discovery holes from the El Gallo silver/gold discovery in November 2008. The Complex includes the El Gallo and Palmarito silver deposits and the Magistral gold deposit, located within a 13 km (8 mile) radius.
The El Gallo Mine achieved first gold pour in September 2012 and commercial production in January 2013. In 2016 the mine produced 55,265 gold equivalent ounces (75:1 gold-to-silver ratio).