, Do pediplains exist? Suggested criteria and examples, Z, p.1358, 2013.
, Bauxites and associated terrestrial sediments in Nigeria and their position in the Bauxite belts of Africa, Journal of African Earth Sciences (and the Middle East), vol.12, issue.1-2, pp.297-310, 1991.
DOI : 10.1016/0899-5362(91)90078-D
, Element concentration and formation of ore deposits by weathering, CATENA, vol.21, issue.2-3, pp.99-129, 1362.
DOI : 10.1016/0341-8162(94)90006-X
, Aspects de l'??volution morphologique r??cente de l'Ouest Africain, Annales de G??ographie, vol.68, issue.367, p.1367, 1959.
DOI : 10.3406/geo.1959.16306
, Observations nouvelles sur les alluvions inactuelles de Côte d'Ivoire et de 1369, 1959.
, 84 ème Congr, Soc. Sav, pp.205-210
, Seasonnally humid tropical terrains (savannas), in: Butt, 1374 Regolith exploration geochemistry in tropical and subtropical 1375 terrains, pp.203-240, 1992.
, Evolution des concepts en altérologie tropicale et 1377 conséquences potentielles pour la prospection géochimique en Afrique occidentale 1378 soudano-sahélienne, Bull. Bur. Rech. Géol. Min, pp.2-3, 1979.
, Ma: Mali; Mau: Mauritania; Mo: Morocco; Na: Nigeria; Ni: Niger; Se: Senegal; SL: Sierra 1390 Leone
, Figure 14 Glacis ferricretes derived from fine-grained material. (a) and (b) are exposed 1477 weathered surfaces and (c) and (d) are fresh cuts. (a) Fine-grained nodular ferricrete (Middle 1478 glacis, near Kedougou, Eastern Senegal). (b) Nodular ferricrete (High glacis, Niokolo Koba 1479 national park, Eastern Senegal). (c) Vermiform ferricrete, p.3541
, 2012) for bedrock geology and Castaing 1550 et al. (2003) and the 1/200,000 scale geological maps for mineral occurrences (artisanal and 1551 industrial mining sites, prospects and soil geochemical anomalies) Specific mineralized 1552 bedrock map units such as detrital sediments and ultramafic rocks are too small to be 1553 represented at this scale, 2011.