| Reference | {Deposit:: LA MINERIA EN EL PERU, ANUARIO MINERO COMERCIAL 1977, P.44}{Deposit:: MINING MAGAZINE, 1993, PERUVIAN COPPER: MINING MAGAZINE, APRIL, 1993, P. 182.}{Deposit:: U.S. EMBASSY LIMA, 1993, 1992 INDUSTRIAL OUTLOOK REPORT ON MINERALS PERU: U.S. STATE DEPARTMENT 7/93.} |