| Reference | {Deposit:: PURSER, W.F.C., 1971, METAL-MINING IN PERU, P}{Deposit:: PRESENT: PRAEGER PUB., NEW YORK, 339 P.}{Deposit:: ANDEAN TIMES,1974, PERU MINING SURVEY: PER. TIMES, VOL. 34,}{Deposit:: 1764, 89 PGS.}{Deposit:: JOHNSON, R., LEWIS, R., ABELE, G., 1955, GEOLOGY AND ORE DEP}{Deposit:: OF THE ATACOCHA DIST., DEPTO. DE PASCO, PERU: USGS BULL. 975}{Deposit:: 337E-388E.}{Deposit:: ENGINEERING MINING JR., 1975, WORLD ROUNDUP: MCGRAW HILL, NE}{Deposit:: JAN., 75, P. 80.}{Production:: *CRU MONITOR, LEAD, JULY 1992, P. 8.}{Reserve-Resource:: AME MINERAL ECONOMICS QUARTERLY MINE ANALYSIS, JUNE 1993,}{Reserve-Resource:: P. 31, 39, 49.} |