| Reference | {Deposit:: ENGINEERING AND MINING JOURNAL INTERNATIONAL DIRECTORY OF}{Deposit:: MINING AND MINERAL PROCESSING OPERATIONS. PERU. MCGRAW-}{Deposit:: HILL, INC., NEW YORK, 1978, P. 325.}{Deposit:: RIO TINTO ZINC MINING ANALYSIS SYSTEM. LEAD AND ZINC MINES}{Deposit:: OF THE WORLD (ZINC). MARCH 25, 1975, P. 22.}{Deposit:: OF THE WORLD (LEAD). MARCH 25, 1975, P. 20.}{Deposit:: WORLD MINES REGISTER. COMPANIES BY COUNTRY. PERU. MILLER}{Deposit:: FREEMAN, INC., SAN FRANCISCO, 1979, P. 50-51.}{Reserve-Resource:: COMPANIA MINERA SAN IGNACIO DE MOROCOCHA S.A., ANNUAL REPORT}{Reserve-Resource:: 1993, PAGE 6.}{Reserve-Resource:: *MINING JOURNAL, LONDON, JAN. 14, 1994, P. 30.}{Reserve-Resource:: AME MINERAL ECONOMICS QUARTERLY MINE ANALYSIS, JUNE 1993,}{Reserve-Resource:: P. 39, 49.} |