Gold Resource is a producer of dore containing gold and silver and metal concentrates that contain gold, silver, copper, lead, and zinc in Oaxaca, Mexico. Co. also has interest in the Back Forty Project, an Exploration Stage Property, located in Menominee County, MI. Co.'s subsidiary, Don David Gold Mexico S.A. de C.V. (DDGM), holds various properties which are all located in what is known as the San Jose structural corridor. The primary production stage properties at DDGM include the operations of Arista underground mine and the DDGM processing facility. The DDGM processing facility produces dore and metal concentrates from ore mined at the Arista Mine.