Metallotectic Context of the Mineralization of the Tondabo Gold Prospect (Brobo, Center of Côte D’Ivoire, West Africa)
International Journal of Geosciences, 2020, 11, 325-344 https://www.scirp.org/journal/ijg ISSN Online: 2156-8367 ISSN Print: 2156-8359 Metallotectic Context of the Mineralization of the Tondabo Gold Prospect (Brobo, Center of Côte d’Ivoire, West Africa) DaÏ Bi Seydou Mathurin1, Ouattara Gbele1, Gnanzou Allou2, Koffi Gnammytchet Barthélémy1, Coulibaly Inza2 1Laboratoire des Géosciences, Cadre de vie, Environnement et Sciences Géographiques, Institut National Polytechnique Félix Houphouët-Boigny, Yamoussoukro, Côte d’Ivoire 2Laboratoire de Géologie du Socle et Métallogénie, UFR-STRM, Université Félix Houphouët-Boigny, Yamoussoukro, Côte d’Ivoire How to cite this paper: Mathurin, D.B.S., Abstract Gbele, O., Allou, G., Barthélémy, K.G. and Inza, C. (2020) Metallotectic Context of the The gold mineralization of the Tondabo prospect, located in the northern Mineralization of the Tondabo Gold Prospect part of the Oumé-Toumodi-Fettêkro greenstone belt, is mainly hosted in the (Brobo, Center of Côte d’Ivoire, West Africa). rhyodacite and to a lesser extent in the mafic volcanics (volcanic lavas and vol- International Journal of Geosciences, 11, 325-344. canoclastites). These rocks were affected by a hydrothermal alteration marked https://doi.org/10.4236/ijg.2020.115017 by quartz veins and veinlets associated with crystals of carbonates, sericite, epidote and sulfides. This hydrothermal alteration induced a pervasive altera- Received: April 14, 2020 tion of the surrounding bodies with silicification, chloritization, carbonation Accepted: May 23, 2020 Published: May 26, 2020 and sericitization of the feldspars. The metalliferous paragenesis contains an abundant pyrite, with rare pyrrhotite and chalcopyrite. This mineralization in- Copyright © 2020 by author(s) and dicates that the Tondabo gold prospect exhibits lithological control.
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