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Prof. Préat, Alain

Institutes (2)

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Université Libre de Bruxelles; Faculté des Sciences; Département des Sciences de la Terre et de l'Environnement; Unité Modélisation Biogéochimique Système Terre; Unité de Sédimentologie et géodynamique des bassins (SEDIM-GEOL), more

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Tel.: +32-(0)2-650 22 12
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Link www.ulb.ac.be/rech/inventaire/chercheurs/7/ch1187.html

Université Libre de Bruxelles; Faculté des Sciences; Département des Sciences de la Terre et de l'Environnement; Groupe de Biogéochimie et Modélisation du Système Terre (BGéOsys), more

Publications (57)	Top \| Institutes \| Publications
A1 Publications (36) [show]
Caulier, G.; Terrana, L.; Jossart, Q.; Eeckhaut, I.; Préat, A.; Motreuil, S.; David, B.; De Ridder, C. (2023). Exploring chemical stimuli guiding the pea crab Dissodactylus primitivus towards its echinoid host Meoma ventricosa. J. Exp. Mar. Biol. Ecol. 566: 151922. https://dx.doi.org/10.1016/j.jembe.2023.151922, more Tchouatcha, M.S.; Kouske, A.P.; Galal, W.F.; Mahmoud, M.S.; Sobdjou, C.K.; Ngantchu, L.D.; Takou, J.P.; Préat, A.; Noubissie, C.G.; Ngonlep, V.T.M.; Ngaha, P.R.N. (2023). The Cretaceous of the Cameroon Atlantic Basin (Central Africa): sediment provenance, correlation, paleoenvironment and paleogeographic evolution of the Eastern Proto-Atlantic margin (Central Gondwana). Environ. Earth Sci. 82(4): 103. https://dx.doi.org/10.1007/s12665-023-10765-x, more Tchouatcha, M.S.; Kassi, P.K.; Mbesse, C.O.; Noupa, R.K.; Mam, W.J.; Préat, A. (2022). Geochemistry of onshore deposits from Rio del Rey sub-basin of the western Atlantic margin of Cameroon (Coastal basin, Southwest Cameroon): provenance and environments of sedimentation. Environ. Earth Sci. 81(11): 321. https://dx.doi.org/10.1007/s12665-022-10440-7, more Battiau-Queney, Y.; Préat, A.; Trentesaux, A.; Recourt, P.; Bout-Roumazeilles, V. (2021). Late Mississippian limestone sedimentary environment in southern Pembrokeshire (Bullslaughter Bay, Wales): evidence of meteoric diagenesis and hypersaline features. Geol. Mag. 158(5): 759-786. https://dx.doi.org/10.1017/S0016756820000758, more Salih, N.; Mansurbeg, H.; Muchez, P.; Gerdes, A.; Préat, A. (2021). Hydrothermal fluids and cold meteoric waters along tectonic-controlled open spaces in Upper Cretaceous carbonate rocks, NE-Iraq: scanning data from in situ U-Pb geochronology and microthermometry. Water 13(24): 3559. https://dx.doi.org/10.3390/w13243559, more Salih, N.; Préat, A.; Gerdes, A.; Konhauser, K.; Proust, J.-N. (2021). Tracking the origin and evolution of diagenetic fluids of Upper Jurassic carbonate rocks in the Zagros thrust fold Belt, NE-Iraq. Water 13(22): 3284. https://dx.doi.org/10.3390/w13223284, more Ackouala Mfere, A.P.; Delpomdor, F.; Proust, J.-N.; Boudzoumou, F.; Callec, Y.; Préat, A. (2020). Facies and architecture of the SCIc formation (Schisto-Calcaire Group), Republic of the Congo, in the Niari-Nyanga and Comba subbasins of the neoproterozoic west Congo basin after the marinoan glaciation event. J. Afr. Earth Sci. 166: 103776. https://hdl.handle.net/10.1016/j.jafrearsci.2020.103776, more Salih, N.; Mansurbeg, H.; Préat, A. (2020). Geochemical and dynamic model of repeated hydrothermal injections in two Mesozoic successions, Provencal Domain, Maritime Alps, SE-France. Minerals 10(9): 775. https://hdl.handle.net/10.3390/min10090775, more Delpomdor, F.; Kant, F.; Tack, L.; Préat, A. (2019). Cyclicity and sequence stratigraphy of the Neoproterozoic uppermost Haut Shiloango-Lukala carbonate ramp system in the Lower Congo region (Democratic Republic of the Congo): example of tectonostratigraphic control versus climatic changes. J. Afr. Earth Sci. 160: 103636. https://dx.doi.org/10.1016/j.jafrearsci.2019.103636, more Galili, N.; Shemesh, A.; Yam, R.; Brailovsky, I.; Sela-Adler, M.; Schuster, E.M.; Collom, C.; Bekker, A.; Planavsky, N.J.; Macdonald, F.A.; Préat, A.; Rudmin, M.; Trela, W.; Sturesson, U.; Heikoop, J.M.; Aurell, M.; Ramajo, J.; Halevy, I. (2019). The geologic history of seawater oxygen isotopes from marine iron oxides. Science (Wash.) 365(6452): 469-473. https://dx.doi.org/10.1126/science.aaw9247, more Delpomdor, F.; Schröder, S.; Préat, A.; Lapointe, P.; Blanpied, C. (2018). Sedimentology and chemostratigraphy of the late Neoproterozoic carbonate ramp sequences of the Huttenbeg Formation (northwestern Namibia) and the C5 Formation (western central Democratic Republic of Congo): Record of the late post-Marinoan marine transgression on the margin of the Congo Craton. South African journal of geology 121(1): 23-42. https://dx.doi.org/10.25131/sajg.121.0003, more Delpomdor, F.; Van Vliet, N.; Devleeschouwer, X.; Tack, L.; Préat, A. (2018). Evolution and estimated age of the C5 Lukala carbonate-evaporite ramp complex in the Lower Congo region (Democratic Republic of Congo): New perspectives in Central Africa. J. Afr. Earth Sci. 137: 261-277. https://dx.doi.org/10.1016/j.jafrearsci.2017.10.021, more Préat, A.; Delpomdor, F.; Mfere, A.P.A.; Callec, Y. (2018). Paleoenvironments, δ13C and δ18O signatures in the Neoproterozoic carbonates of the Comba Basin, Republic of Congo: Implications for regional correlations and Marinoan event. J. Afr. Earth Sci. 137: 69-90. https://dx.doi.org/10.1016/j.jafrearsci.2017.09.002, more Casier, J.-G.; Maillet, S.; Préat, A. (2017). Ostracods and rock facies across the Emsian/Eifelian boundary at Couvin (Dinant Synclinorium, Belgium). Palaeobiodiversity and palaeoenvironments 97(3): 439-448. https://dx.doi.org/10.1007/s12549-016-0236-1, more Delpomdor, F.R.A.; Devleeschouwer, X.; Spassov, S.; Préat, A. (2017). Stratigraphic correlations in mid- to late-Proterozoic carbonates of the Democratic Republic of Congo using magnetic susceptibility. Sediment. Geol. 351: 80-101. https://dx.doi.org/10.1016/j.sedgeo.2017.02.007, more Delpomdor, F.; Eyles, N.; Tack, L.; Preat, A. (2016). Pre- and post-Marinoan carbonate facies of the Democratic Republic of the Congo: glacially- or tectonically-influenced deep-water sediments? Palaeogeogr. Palaeoclimatol. Palaeoecol. 457: 144-157. https://dx.doi.org/10.1016/j.palaeo.2016.06.014, more Delpomdor, F.; Tack, L.; Cailteux, J.; Préat, A. (2015). The C2 and C3 formations of the Schisto-Calcaire Subgroup (West Congo Supergroup) in the Democratic Republic of the Congo: an example of post-Marinoan sea-level fluctuations as a result of extensional tectonisms. J. Afr. Earth Sci. 110: 14-33. https://dx.doi.org/10.1016/j.jafrearsci.2015.06.005, more Delpomdor, F.; Kant, F; Preat, A. (2014). Neoproterozoic uppermost Haut-Shiloango Subgroup (West Congo Supergroup, Democratic Republic of Congo): misinterpreted stromatolites and implications for sea-level fluctuations before the onset of the Marinoan glaciation. J. Afr. Earth Sci. 90: 49-63. https://dx.doi.org/10.1016/j.jafrearsci.2013.11.008, more Casier, J.-G.; Devleeschouwer, X.; Maillet, S.; Petitclerc, E.; Préat, A. (2013). Ostracods and rock facies across the Givetian/Frasnian boundary interval in the Sourd d'Ave section at Ave-et-Auffe (Dinant Synclinorium, Ardenne, Belgium). Bull. Geosci. 88(2): 241-264. https://dx.doi.org/10.3140/bull.geosci.1340, more Delpomdor, F.; Blanpied, C.; Virgone, A.; Preat, A. (2013). Paleoenvironments in Meso-Neoproterozoic carbonates of the Mbuji-Mayi Supergroup (Democratic Republic of Congo) - Microfacies analysis combined with C-O-Sr isotopes, major-trace elements and REE + Y distributions. J. Afr. Earth Sci. 88: 72-100. https://dx.doi.org/10.1016/j.jafrearsci.2013.09.002, more Delpomdor, F.; Préat, A. (2013). Early and late Neoproterozoic C, O and Sr isotope chemostratigraphy in the carbonates of West Congo and Mbuji-Mayi supergroups: a preserved marine signature? Palaeogeogr. Palaeoclimatol. Palaeoecol. 389: 35-47. dx.doi.org/10.1016/j.palaeo.2013.07.007, more Mamet, B.; Préat, A. (2013). Essai de description d’algues nouvelles paléozoïques. Geol. Belg. 16(1-2): 35-48, more Préat, A.; Bouton, P.; Thieblemont, D.; Prian, J.; Ndounze, S.; Delpomdor, F. (2011). Paleoproterozoic high delta¹³C dolomites from the Lastoursville and Franceville basins (SE Gabon): stratigraphic and synsedimentary subsidence implications. Precambr. Res. 189(1-2): 212-228. https://dx.doi.org/10.1016/j.precamres.2011.05.013, more Préat, A.; Mamet, B.; Di Stefano, P.; Martire, L.; Kolo, K. (2011). Microbially-induced Fe and Mn oxides in condensed pelagic sediments (Middle-Upper Jurassic, Western Sicily). Sediment. Geol. 237(3-4): 179-188. https://dx.doi.org/10.1016/j.sedgeo.2011.03.001, more Préat, A.; Prian, J.-P.; Thieblemont, D.; Obame, R.M.; Delpomdor, F. (2011). Stable isotopes of oxygen and carbon compositions in the Neoproterozoic of South Gabon (Schisto-Calcaire Subgroup, Nyanga Basin): are cap carbonates and lithoherms recording a particular destabilization event after the Marinoan glaciation? J. Afr. Earth Sci. 60(4): 273-287. https://dx.doi.org/10.1016/j.jafrearsci.2011.03.005, more Mamet, B.; Préat, A. (2010). Un atlas d'algues calcaires Carbonifère, Alaska arctique. Carnets de Géologie = Notebooks on Geology, CG2010_SP01. Carnets de Géologie: Brest. ISBN 978-2-916733-08-1. 60, 1 fig., 13 pls. pp., more Préat, A.; Kolo, K.; Prian, J.P.; Delpomdor, F. (2010). A peritidal evaporite environment in the Neoproterozoic of South Gabon (Schisto-Calcaire Subgroup, Nyanga Basin). Precambr. Res. 177(3-4): 253-265. https://dx.doi.org/10.1016/j.precamres.2009.12.003, more Préat, A.R.; de Jong, J.T.M.; Mamet, B.L.; Mattielli, N. (2008). Stable Iron isotopes and microbial mediation in red pigmentation of the Rosso Ammonitico (Mid-Late Jurassic, Verona Area, Italy). Astrobiol. 8(4): 841-857. http://dx.doi.org/10.1089/ast.2006.0035, more Casier, J.-G.; Préat, A.R. (2007). Ostracods and lithofacies of the Middle/Upper Devonian boundary stratotype (Puech de la Suque, Montagne Noire, France). Bull. Soc. Géol. Fr. 178(4): 293-304. https://dx.doi.org/10.2113/gssgfbull.178.4.293, more Préat, A.; Blockmans, S.; Capette, L.; Dumoulin, V.; Mamet, B. (2007). Microfaciès d’une lentille biohermale a la limite Eifelien/Givetien (‘Fondry Des Chiens’, Nismes, bord sud du synclinorium de Dinant). Geol. Belg. 10(1-2): 3-25, more Casier, J.-G.; Berra, I.; Olempska, E.; Sandberg, C.; Préat, A. (2006). Ostracods and facies of the Early and Middle Frasnian at Devils Gate in Nevada: relationship to the Alamo event. Acta Palaeontol. Pol. 51(4): 813-828, more Préat, A.; Bultynck, P.; Brice, D. (2006). Givetian. Geol. Belg. 9(1-2): 9-18, more Mamet, B.; Préat, A. (2005). Microfacies d’une lentille biohermale a la limite Eifelien/Givetien (Wellin, bord sud du synclinorium de Dinant). Geol. Belg. 8(3): 85-111, more Gillan, D.C.; Warnau, M.; De Vrind-De Jong, E.W.; Boulvain, F.; Préat, A.; de Ridder, C. (2000). Iron oxidation and deposition in the biofilm covering Montacuta ferruginosa (Mollusca, bivalvia). Geomicrobiol. J. 17(2): 141-150. https://dx.doi.org/10.1080/01490450050023818, more Mamet, B.; Préat, A.; De Ridder, C. (1997). Bacterial origin of the red pigmentation in the Devonian Slivenec Limestone, Czech Republic. Facies 36: 173-187. dx.doi.org/10.1007/BF02536883, more Casier, J.-G.; Kasimi, R.; Préat, A. (1995). Les ostracodes au passage Eifelien/Givetien a Glageon (Avesnois, France). Géobios 28(4): 487-499. https://dx.doi.org/10.1016/S0016-6995(95)80025-5, more
Peer reviewed publications (16) [show]
Casier, J.-G.; Devleeschouwer, X.; Petitclerc, E.; Préat, A. (2011). Ostracods, rock facies and magnetic susceptibility of the Hanonet Formation / Trois-Fontaines Formation boundary interval (Early Givetian) at the Mont d’Haurs (Givet, France). Bull. Kon. Belg. Inst. Natuurwet. Aardwet. = Bull. - Inst. r. sci. nat. Belg., Sci. Terre 81: 63-96, more Casier, J.-G.; El Hassani, A.; Préat, A. (2010). Ostracodes du Dévonien moyen et supérieur du Tafilalt (Maroc). Rev. Micropaleontol. 53(1): 29-51. https://dx.doi.org/10.1016/j.revmic.2008.06.003, more Casier, J.-G.; Cambier, G.; Devleeschouwer, X.; Petitclerc, E.; Préat, A. (2010). Ostracods, rock facies and magnetic susceptibility of the Trois-Fontaines and Terres d’Haurs Formations (Early Givetian) in the Rancennes quarry at the Mont d’Haurs (Givet, France). Bull. Kon. Belg. Inst. Natuurwet. Aardwet. = Bull. - Inst. r. sci. nat. Belg., Sci. Terre 80: 85-114, more Casier, J.-G.; Préat, A. (2009). Late Givetian to Middle Frasnian ostracods from Nismes (Dinant Synclinorium, Belgium) and their lithological context. Bull. Kon. Belg. Inst. Natuurwet. Aardwet. = Bull. - Inst. r. sci. nat. Belg., Sci. Terre 79: 87-115, more Mamet, B.; Préat, A. (2009). Algues et microfossiles problématiques du Dévonien Moyen du « Fondry des Chiens » (bord sud du Synclinorium de Dinant, Belgique) : implications paléobathymétriques. Rev. Micropaleontol. 52(3): 249-263. https://dx.doi.org/10.1016/j.revmic.2008.06.001, more Casier, J.-G.; Préat, A. (2006). Ostracods and lithofacies close to the Eifelian-Givetian boundary (Devonian) at Aisemont (Namur Synclinorium, Belgium). Bull. Kon. Belg. Inst. Natuurwet. Aardwet. = Bull. - Inst. r. sci. nat. Belg., Sci. Terre 76: 5-29, more Casier, J.-G.; Lebon, A.; Mamet, B.; Préat, A. (2005). Ostracods and lithofacies close to the Devonian-Carboniferous boundary in the Chanxhe and Rivage sections, northeastern part of the Dinant Basin, Belgium. Bull. Kon. Belg. Inst. Natuurwet. Aardwet. = Bull. - Inst. r. sci. nat. Belg., Sci. Terre 75: 95-126, more Casier, J.-G.; Mamet, B.; Préat, A.; Sandberg, C.A. (2004). Sedimentology, conodonts and ostracods of the Devonian - Carboniferous strata of the Anseremme railway bridge section, Dinant Basin, Belgium. Bull. Kon. Belg. Inst. Natuurwet. Aardwet. = Bull. - Inst. r. sci. nat. Belg., Sci. Terre 74: 45-68, more Casier, J.-G.; Préat, A. (2003). Ostracods and lithofacies of the Devonian-Carboniferous boundary beds in the Avesnois, North of France. Bull. Kon. Belg. Inst. Natuurwet. Aardwet. = Bull. - Inst. r. sci. nat. Belg., Sci. Terre 73: 83-107, more Casier, J.-G.; Lethiers, F.; Préat, A. (2002). Ostracods and sedimentology of the Devonian-Carboniferous stratotype section (La Serre, Montagne Noire, France). Bull. Kon. Belg. Inst. Natuurwet. Aardwet. = Bull. - Inst. r. sci. nat. Belg., Sci. Terre 72: 43-68, more Casier, J.-G.; Lethiers, F.; Préat, A. (2001). Ostracods and rock facies associated with the Devonian-Carboniferous boundary series in the Puech de la Suque section, Montagne Noire, France. Bull. Kon. Belg. Inst. Natuurwet. Aardwet. = Bull. - Inst. r. sci. nat. Belg., Sci. Terre 71: 31-52, more Casier, J.-G.; Devleeschouwer, X.; Lethiers, F.; Préat, A.; Grzegorz, R. (2000). Ostracods and sedimentology of the Frasnian-Famennian boundary beds in the Kostomloty section (Holy Cross Mountains, Poland). Bull. Kon. Belg. Inst. Natuurwet. Aardwet. = Bull. - Inst. r. sci. nat. Belg., Sci. Terre 70: 53-74, more Casier, J.-G.; Préat, A.; Kasimi, R (1992). Ostracodes et sédimentologie du sommet de l'Eifelien et la Base du Givetien, à Couvin (bord sud du Bassin de Dinant, Belgique). Bull. Kon. Belg. Inst. Natuurwet. Aardwet. = Bull. - Inst. r. sci. nat. Belg., Sci. Terre 62: 75-108, more Casier, J.-G.; Préat, A. (1991). Evolution sédimentaire et Ostracodes de la base du Givetien à Resteigne (bord sud du Bassin de Dinant, Belgique). Bull. Kon. Belg. Inst. Natuurwet. Aardwet. = Bull. - Inst. r. sci. nat. Belg., Sci. Terre 61: 157-177, more Casier, J.-G.; Préat, A. (1990). Sédimentologie et Ostracodes de la Limite Eifelien-Givetien à Resteigne (Bord Sud Du Bassin de Dinant, Belgique). Bull. Kon. Belg. Inst. Natuurwet. Aardwet. = Bull. - Inst. r. sci. nat. Belg., Sci. Terre 60: 75-105, more Mamet, B.; Preat, A. (1986). Algues Givetiennes du bord sud du bassin de Dinant et des régions limitrophes. Ann. Soc. Géol. Belg. (1968) 109(2): 431-454, more
Books (2) [show]
Bultynck, P.; Coen-Aubert, M.; Dejonghe, L.; Godefroid, J.; Hance, L.; Lacroix, D.; Préat, A.; Stainier, P.; Steemans, P.; Streel, M.; Tourneur, F. (1991). Les formations du Devonien Moyen de la Belgique. Toelichtende Verhandelingen voor de Geologische Kaart en Mijnkaart van België = Mémoires pour servir à l'explication des cartes géologiques et minières de la Belgique, 30. Belgische Geologische Dienst = Service Géologique de Belgique: Bruxelles. 106 pp., more Coen-Aubert, M; Mamet, M; Préat, A.; Tourneur, F (1991). Sedimentologie paleoecologie et paleontologie des calcaires crinoidiques au voisinage de la limite couvinien-givetien a Wellin. Toelichtende Verhandelingen voor de Geologische Kaart en Mijnkaart van België = Mémoires pour servir à l'explication des cartes géologiques et minières de la Belgique, 31. Geologische Dienst van België: Brussel. 61 p., 16 pl. pp., more
Book chapters (2) [show]
Préat, A.; Delpomdor, F.; Kolo, K.; Gillan, D.C.; Prian, J.P. (2011). Stromatolites and Cyanobacterial Mats in Peritidal Evaporative Environments in the Neoproterozoic of Bas-Congo (Democratic Republic of Congo) and South Gabon, in: Tewari, V. et al. STROMATOLITES: Interaction of Microbes with Sediments. Cellular Origin, Life in Extreme Habitats and Astrobiology, 18: pp. pp 43-63. https://dx.doi.org/10.1007/978-94-007-0397-1_3, more Préat, A.R.; de Jong, J.T.M.; De Ridder, C.; Gillan, D.C. (2011). Possible Fe isotope fractionation during microbiological processing in ancient and modern marine environments, in: Tewari, V. et al. STROMATOLITES: Interaction of Microbes with Sediments. Cellular Origin, Life in Extreme Habitats and Astrobiology, 18: pp. 651-673. https://dx.doi.org/10.1007/978-94-007-0397-1_29, more
Abstract [show]
Préat, A.; de Jong, J.; De Ridder, C.; Gillan, D.; Martire, L. (2011). Why is 'red marble' red: could Fe-isotopes shed light on this question through the study of the Italian Ammonitico Rosso and recent organisms?, in: Geoitalia 2011. VIII Forum Italiano di Scienze della Terra. pp. 236, more

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