References
SOCIEDAD GEOLOGICA MEXICANA A.C., 1985, PLANO GEOLOGICO MINERO DE CHIHUAHUA, MEXICO: CONSEJO DE RECURSOS MINERALES AND FEDERAL GOVERNMENT OF MEXICO D.F., 1 SHEET, SCALE 1:500,000.GONZALEZ REYNA, J., 1956A, MEMORIA GEOLOGICO- MINERO DEL ESTADO DE CHIHUAHUA CONGRESSO GEOLOGICO INTERNACIONAL XXX, MEXICO, 280 P., 1 PLATE.AGUIRE, S, 1923, LA MINA JULIETA, ALLENDE, CHIHUAHUA: BOLETIN MINERO., V. 15, JANUARY ISSUE, P. 458-465.GRIGGS, J., 1907, MINES OF CHIHUAHUA: HISTORY, GEOLOGY, STATISTICS, AND MINING COMPANIES, CHIHUAHUA, MEXICO, PUBLISHED BY AUTHOR IN CHIHUAHUA, 349 P.HILL, R.T., 1907, SIERRA ALMOLOYA, CHIHUAHUA MINING WORLD , V. 27, NO. 17, P. 686-691. HILL, R.T., 1907, GEOLOGY OF THE SIERRA DE ALMOLOYA, SCIENCE, NO. 644, P. 710-712. HILL, R.T., 1907, MINES AND PROSPECTS OF SIERRA DE ALMOLOYA. MINING WORLD, V. 26, NO. 18, P. 560.PEARCE, W.D., 1909, GOLD MINES OF CHIHUAHUA: MINING WORLD, V. 31, NO. 1, P. 55-59.ANONYMOUS, 1908, THE ALMOLOYA DISTRICT: THE MEXICAN MINING JOURNAL, V. 7-8, P. 15-16.BRODIE, W.M., 1909A, HISTORY OF THE NATIVE SILVER MINES OF BATOPILAS: MINING WORLD, V. 30, P. 1105-1110.CIMRI