| References: |
- Deposit:: NATIONAL MATERIALS ADVISORY BOARD, 1981, MANGANESE RESERVES AND RESOURCES OF THE WORLD AND THEIR INDUSTRIAL IMPLICATIONS: NMAB-374, NATIONAL ACADEMY OF SCIENCES, WASHINGTON, DC, P. 34-38, 177. (G1-G13,C2-C8,C14,L11,C18,RR1,RR8,RR25,RR32,REP4)
- Deposit:: SKILLINGS, 1974, INDUSTRIES ET TRAVAUX *UTRE MER, V. 15, NO. 5, P. 76. (PA4-PA6,PC1)
- Deposit:: DUKE, V. W. A., 1979, MANGANESE, A MINERAL COMMODITY REVIEW: INTERNAL REPORT 53, SOUTH AFRICAN MINERALS BUREAU, JOHANNESBURG, SOUTH AFRICA, 246 P.
- Deposit:: WORLD MINING, 1979, GABON ?ANNUAL REVIEW?: WORLD MINING, V. 32, NO. 8 (JUL), P. 169. (PA1-PA3)
- Deposit:: KINGSTON, JOHN, 1983, ELKEM BUYS 6% HOLDING IN COMILOG: AMERICAN METAL MARKET, V. 91, NO. 159 (16 AUG), P. 1, 16. (C1)
- Production:: PA1-PA3: RF4, P. 169; PA4-PA6: RF2, P. 46-51 PC1: RF2, P. 46-51
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