References: |
- 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.
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