Golden Minerals Company engages in the mining, exploration, and development of mineral properties in Mexico and South America. It explores for silver and gold doré bars, precipitates, lead, zinc, and pyrite concentrates. The company holds 100% interests in the Velardeña and Chicago precious metals mining operations that cover approximately 600 hectares located in the State of Durango, Mexico; and the Zacatecas silver and base metals project that consists of 195 concessions covering approximately 8,600 hectares in Mexico. It also owns interests in the El Quevar project that comprises 32 exploitation concessions covering approximately 55,000 hectares in the province of Salta, Argentina; and controls approximately 40 exploration properties that cover approximately 320,000 hectares located in the regions of Mexico and South America. The company was formerly known as Apex Silver Mines Limited and changed its name to Golden Minerals Company in March 2009 as a result of reorganization. Golden Minerals Company was founded in 1996 and is headquartered in Golden, Colorado.