| Reference | {Deposit:: 1973-74,ENGINEERING/MINING JOURNAL INTERNATIONAL DIRECTORY O}{Deposit:: 1970,MINING ANNUAL REVIEW,THE MINING JOURNAL,LONDON}{Deposit:: 1971,MINING ANNUAL REVIEW,THE MINING JOURNAL, LONDON}{Deposit:: 1972,MINING ANNUAL REVIEW,THE MINING JOURNAL,LONDON}{Deposit:: 1969,MINING JOURNAL,THE MINING JOURNAL LIMITED,LONDON,V272 N}{Deposit:: 1969,MINING JOURNAL,THE MINING JOURNAL LIMITED,LONDON,V273}{Deposit:: 1970,MINING JOURNAL,THE MINING JOURNAL LIMITED,LONDON,V274}{Deposit:: 1970,MINING JOURNAL,THE MINING JOURNAL LIMITED,LONDON,V275}{Deposit:: 1969,MINING MAGAZINE,THE MINING JOURNAL LIMITED,LONDON,VOL 1}{Deposit:: 1980 ENGINEERING/MINING JOURNAL INTERNATIONAL DIRECTORY}{Deposit:: OF MINING.}{Deposit:: 1970,MINING MAGAZINE,THE MINING JOURNAL LIMITED,LONDON,VOL 1}{Development:: *CRU METAL MONITOR, ZINC, MAR. 1992, P. 7.}{Reserve-Resource:: E&MJ INTERNATIONAL DIRECTORY OF MINING, 1991}{Reserve-Resource:: AME MINERAL ECONOMICS QUARTERLY MINE ANALYSIS, JUNE, 1993,}{Reserve-Resource:: P. 38, 49.} |