| References: |
- Deposit:: BRITISH SULPHUR CORP, WORLD SURVEY, 4TH ED, 1980
- Deposit:: SELTRUST ENGINEERING LIMITED, ENGINEERING, GEOLOGY AND COST
- Deposit:: REPORT, 1978
- Deposit:: DMA SERIES 1301 MAP, SHEET NG 36, SCALE 1:1,000,000.
- Deposit:: MINING ANNUAL REVIEW, 1979, P 514
- Deposit:: ENGINEERING AND MINING JOURNAL, 1971, P 74
- Deposit:: MINING MAGAZINE, JAN 1979, P 57 AND 73
- Deposit:: INDUSTRIAL MINERALS, NOV 1976, P 26
- Deposit:: SELTRUST ENGINEERING LIMITED, CONFIDENTIAL REPORT ON WEST
- Deposit:: SEBAIYA PHOSPHATE STUDY
- Deposit:: INDUSTRIAL MINERALS, OCT 1983, P. 13.
- Deposit:: MINING JOURNAL, OCT 5, 1984, P. 243.
- Deposit:: MINING JOURNAL FEB 8, 1985, P. 100.
- Deposit:: INDUSTRIAL MINERALS, APRIL 1985, P. 146.
- Deposit:: BRITISH SULPHUR CORPORATION, WORLD SURVEY OF PHOSPHATE
- Deposit:: DEPOSITS, FIFTH ED., LONDON, 1987, 274 PP.
- Deposit:: INDUSTRIAL MINERALS, JAN 1988, P. 7.
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