| Reference | {Deposit:: MINING MAGAZINE, VOL. 140, NO. 1, JANUARY 1979, 55 P.}{Deposit:: 1976 E/MJ INTERNATIONAL DIRECTORY OF MINING AND MINERAL}{Deposit:: PROCESSING OPERATIONS, NEW YORK, MCGRAW-HILL, 1976,}{Deposit:: P. 254.}{Geology:: MINING MAGAZINE, SILVER MINING AT LAS TORRES, JANUARY, 1979,}{Geology:: PP 110-123.}{Reserve-Resource:: MINA MEXICANAS, TOMO 1, 1986, CHAPTER V, GUANAJUATO, MEXICO.}{Reserve-Resource:: MINING MAGAZINE, SILVER DEVELOPMENTS MOVE AHEAD IN MEXICO:}{Reserve-Resource:: JUNE 1976, P. 497.}{Reserve-Resource:: MINING MAGAZINE, NEW MINES AND EXPANSIONS BOOST MEXICAN}{Reserve-Resource:: SILVER OUTPUT: FEBRUARY 1976, P. 115-121.}{Reserve-Resource:: MINING ANNUAL REVIEW, JUNE 1976, P. 335.}{Reserve-Resource:: 1977 E/MJ INTERNATIONAL DIRECTORY OF MINING AND MINERAL}{Reserve-Resource:: PROCESSING OPERATIONS, NEW YORK, MCGRAW-HILL, 1977,}{Reserve-Resource:: P. 312.}{Reserve-Resource:: 1978 E/MJ INTERNATIONAL DIRECTORY OF MINING AND MINERAL}{Reserve-Resource:: PROCESSING OPERATIONS, NEW YORK, MCGRAW-HILL, 1978,}{Reserve-Resource:: P. 313-314.}{Reserve-Resource:: MINA MEXICANAS, TOMO 1, 1986, CHAPTER V, GUANAJUATO, MEXICO,}{Reserve-Resource:: PAGE 104.}{Reserve-Resource:: AME MINERAL ECONOMICS QUARTERLY MINE ANALYSIS, JUNE 1993,}{Reserve-Resource:: P. 31, 44.} |