| Reference | {Deposit:: GUILD, P.W., 1981, PRELIMINARY METALLOGENIC MAP OF NORTH AMERICA: U.S. GEOLOGICAL SURVEY CIRCULAR 858-A AND -B.}{Deposit:: SECRETARIO DE PROGRAMACION Y PREPUESTO, 1983, OJINAGA: CARTA GEOLOGICA; MEXICO D.F., SCALE 1:250,000.}{Deposit:: SOCIEDAD GEOLOGICA MEXICANA A.C., 1985, PLANO GEOLOGICO MINERO DE CHIHUAHUA, MEXICO: CONSEJO DE RECURSOS MINERALES AND FEDERAL GOVERNMENT OF MEXICO, MEXICO D.F., 1 SHEET, SCALE 1:500,000.} |