Reference | {Deposit:: GONZALEZ R., J., 1956, MEMORIA GEOLOGICO-MINERA DEL ESTADO DE CHIHUAHUA: CONGRESO GEOLOGICO INTERNACIONAL, XX, DURANGO, MEXICO, 1956, P. 98-102}{Production:: GONZALEZ, 1956.}{Reserve-Resource:: Bogan, Jesse, 2009, The Treasure of the Sierra Madre; Forbes, May 25, 2009, pp 56-58.} |