| Lat / long: | -1.56495, 13.28475 |
| Primary: | Manganese |
| Ore: | Lithiophorite, Manganite, Polianite, Pyrolusite, Rhodochrosite |
| Gangue: | Illite, Kaolinite, Limonite |
| Orebody form: | BLANKET |
| Discovery year: | 1934 |
| Operation type: | Unknown |
| Deposit type: | Stratabound |
| Production size: | Yes |
| Development status: | Producer |
| First production started: | 1962 |
| Host rock: | Francevillian, Transition Zone 0.5-1.0 M Thick Containing Ore;Francevillian, Plaquette-Ore 5 M Thick;Francevillian, Compact Layer Of Ore 0.1-0.5 M Thick;Bituminous Schists |
| Host type: | Black Shale |
| Associated type: | Syenite,Plutonic Rock |
| Tectonic: | Stable Prec Craton |
| MRDS | W029761 |
| DEP | 10079682 |
| Reference | {Deposit:: WEISS, S. 1977: MANGANESE THE OTHER USES. METAL BULL. BOOKS LTD. LONDON}{Deposit:: SCHWARTZ, M. 1976: ROHSTOFFWIRTSCHAFTLICHE LAENDERBERICHTE NO.9 GABUN, VR-KONGO UND KAMERUN. BGR, HANNOVER 1976}{Deposit:: WEBER, F.1973: GENESIS AND SUPERGENE EVOLUTION OF THE PRECAMBRIAN SEDIMENTARY MANGANESE DEPOSIT AT MOANDA (GABON) UNESCO, PROC. KIEV. SYMPOS, 1970}{Deposit:: DEYOUNG AND OTHERS, 1984: U.S. GEOLOGICAL SURVEY CIRCULAR 930-A, 22 P.}{Production:: SKILLINGS, 15.5.76 INDUSTRIES ET TRAVAUX *UTRE MER AUGUST 1974}{Reserve-Resource:: WEISS, S. 1976 MANGANESE THE OTHER USES P.58} |
| Reporter | Krauss, Ulrich H., Orris, Greta J. |