Christophe Renac

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Publications

Neoproterozoic tectonothermal overprint on the Southern São Francisco Craton basement, Brazil

Everton Marques Bongiolo , Christophe Renac , Ciro Alexandre Ávila , Sylvain Gallet , Reiner Neumann
Precambrian Research, 2024, 412, pp.107537. ⟨10.1016/j.precamres.2024.107537⟩
Article dans une revue hal-04669968 v1
Image document

Comment on “E Re-examination of the Aïn Allegua-Aguiba Celestite-Pb-Zn salt diapir-related Mississippi Valley-Type Deposits (Nappes zone, Northwestern Tunisia): New conceptual model”-A discussion by Aroua Mzoughi, Hechmi Garnit, Salah Bouhlel, Georges Beaudoin, Driss Khlifa, Anis Barkouti, ZiedTabaibi (Ore Geology Reviews (2023) 105681 and https://doi.org/10.1016/j.oregeorev.2023.105681)

Riadh Abidi , Christian Marignac , Étienne Deloule , Christian Hibsch , Dominique Gasquet et al.
Ore Geology Reviews, 2024, pp.105888. ⟨10.1016/j.oregeorev.2024.105888⟩
Article dans une revue hal-04413172 v1

Phosphatization in the São Pedro and São Paulo Archipelago (SPSPA), Equatorial Atlantic, Brazil: Insights from guano leaching and chemical weathering

Eduardo Baudson Duarte , Angélica Fortes Drummond Chicarino Varajao , Fábio Soares Oliveira , Christophe Renac , Carlos Ernesto Gonçalves Reynaud Schaefer et al.
Journal of South American Earth Sciences, 2024, 150, pp.105234. ⟨10.1016/j.jsames.2024.105234⟩
Article dans une revue hal-04922062 v1

Lithological controls of phosphatization in oceanic islands, Equatorial Atlantic, Brazil

Eduardo Baudson Duarte , Angélica Fortes Drummond Chicarino Varajao , Fábio Soares Oliveira , Christophe Renac , Carlos Ernesto Gonçalves Reynaud Schaefer et al.
CATENA, 2024, 242, pp.108138. ⟨10.1016/j.catena.2024.108138⟩
Article dans une revue (data paper) hal-04596979 v1
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Assessment of the water quality in the coastal Yaqui valley (Mexico): implications for human health and ecological risks.

Aurélie Barats , Christophe Renac , Sofia Garrido- Hoyos , Beatriz Gonzalez-Perez , Karina Garcia. Mendoza et al.
Environmental Research, 2024, 264 (1), pp.120275. ⟨10.1016/j.envres.2024.120275⟩
Article dans une revue hal-04784709 v1

Kerguelen carbonatite tuff sourced from deep recycled material

Luc Doucet , Bertrand Moine , Jean-Yves Cottin , Jean-Louis Paquette , Christophe Renac et al.
Earth and Planetary Science Letters, 2023, 621, pp.118375. ⟨10.1016/j.epsl.2023.118375⟩
Article dans une revue hal-04222161 v1

Interplay of magmatic and diapiric environments in the Djebel El Hamra Pb-Zn-Hg ore district, northern Tunisia

Riadh Abidi , Christian Marignac , Étienne Deloule , Christian Hibsch , Dominique Gasquet et al.
Mineralium Deposita, 2022, 57, p. 35-60. ⟨10.1007/s00126-021-01048-1⟩
Article dans une revue hal-03169820 v1

The microbial controls on the deposition of Pb‐Zn minerals in carbonate‐hosted Tunisian ore deposits

Riadh Abidi , Najet Slim-Shimi , Christan Marignac , Alireza Somarin , Christophe Renac et al.
Resource Geology, 2022, 72 (1), ⟨10.1111/rge.12287⟩
Article dans une revue hal-04222163 v1

Implication of 40Ar/39Ar–petrochronology in the Buracão orogenic gold deposit for tectonic and low-temperature evolution of the northern Brasília Fold Belt, Brazil

G.L.C. Pires , C. Renac , S. Gallet , E.M. Bongiolo , R. Neumann
Journal of South American Earth Sciences, 2021, 111, pp.103483. ⟨10.1016/j.jsames.2021.103483⟩
Article dans une revue hal-03578552 v1
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40Ar/39Ar dating of high temperature geothermal systems: First attempt on hydrothermally altered pyroxenes from the Saintes archipelago (Lesser Antilles arc, Guadeloupe)

Alexiane Favier , Chrystele Verati , Jean-Marc Lardeaux , Philippe Münch , Christophe Renac et al.
Chemical Geology, 2021, 581, pp.120401. ⟨10.1016/j.chemgeo.2021.120401⟩
Article dans une revue hal-03280968 v1
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Tracing source and mobility of arsenic and trace elements in a hydrosystem impacted by past mining activities (Morelos state, Mexico)

Aurélie Barats , Christophe Renac , Anna Maria Orani , Gaël Durrieu , Humberto Saint Martin et al.
Science of the Total Environment, 2020, pp.135565. ⟨10.1016/j.scitotenv.2019.135565⟩
Article dans une revue hal-02409031 v1

Oxic and post-oxic chemical changes related to eogenesis and mesogenesis in a Miocene paleolake

C. Renac , Aurélie Barats , Andre Mexias , Jérôme Barrière , Martina Rozmaric et al.
Journal of Paleolimnology, 2020, 64, pp.193-210. ⟨10.1007/S10933-020-00131-3⟩
Article dans une revue hal-02637932 v1

Gossan mineralogy, textures, and gold enrichment over the Au (As, Bi, Ag) deposit in the Buracão Area (Brasília Fold Belt, Brazil): Implications for gold prospecting in weathering profiles

G.L.C. Pires , C. Renac , E.M. Bongiolo , Reiner Neumann
Journal of Geochemical Exploration, 2020, 218, pp.106615. ⟨10.1016/j.gexplo.2020.106615⟩
Article dans une revue hal-02916925 v1
Image document

Stable isotope study of rainfall, river drainage and hot springs of the kerguelen archipelago, SW Indian Ocean

Renac Christophe , Bertrand Moine , Goudour Jean-Pierre , Leromancer Marc , Perrache Chantal
Geothermics, 2020, 83, pp.101726. ⟨10.1016/j.geothermics.2019.101726⟩
Article dans une revue hal-02326739 v1

P-T-X reconstruction for ore deposits using petroleum-rich fluid inclusions in fluorite: A case study in the Bou Jaber diapir-related Ba–Pb–Zn–F deposit, Northern Tunisia

Riadh Abidi , Christian Marignac , Najet Slim-Shimi , Jacques Pironon , Dominique Gasquet et al.
Journal of African Earth Sciences, 2019, 159, pp.103577. ⟨10.1016/j.jafrearsci.2019.103577⟩
Article dans une revue hal-02272528 v1
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Mineral assemblages and temperature associated with Cu enrichment in the Seival area (Neoproterozoic Camaquã Basin of Southern Brazil)

Rodrigo Lopes , Christophe Renac , Andre Mexias , Lauro V.S. Nardi , Eduardo Fontana et al.
Journal of Geochemical Exploration, 2019, 201, pp.56-70. ⟨10.1016/j.gexplo.2019.03.010⟩
Article dans une revue hal-02193098 v1

Mass balance and origin of fluids associated to smectite and chlorite/smectite alteration in Seival Mine Cu–Mineralization – Camaquã Basin – Brazil (Part II)

Eduardo Fontana , Christophe Renac , Andre Mexias , Aurélie Barats , Marie-Christine Gerbe et al.
Journal of Geochemical Exploration, 2019, 196, pp.20 - 32. ⟨10.1016/j.gexplo.2018.10.001⟩
Article dans une revue hal-01918988 v1

First assessment on trace elements in sediment cores from Namibian coast and pollution sources evaluation

Anna Maria Orani , Emilia Vassileva , Christophe Renac , Sabine Schmidt , Michael Angelidis et al.
Science of the Total Environment, 2019, 669, pp.668-682. ⟨10.1016/j.scitotenv.2019.03.059⟩
Article dans une revue hal-02104707 v1

P–T–X conditions on the genesis of orogenic Au (As, Bi, Ag) deposit in metasedimentary rocks of the Buracão Area, Araí Group, Brasília Fold Belt, Brazil

G.L.C. Pires , C. Renac , E.M. Bongiolo , R. Neumann , A. Barats
Ore Geology Reviews, 2019, 105, pp.163-182. ⟨10.1016/j.oregeorev.2018.12.017⟩
Article dans une revue hal-02117921 v1

Au Cu Ag mineralization controlled by brittle structures in Lavras do Sul Mining District and Seival Mine deposits, Camaquã Basin, southern Brazil

R.W. Lopes , A.S. Mexias , R.P. Philipp , E.M. Bongiolo , C. Renac et al.
Journal of South American Earth Sciences, 2018, 88, pp.197-215. ⟨10.1016/j.jsames.2018.08.017⟩
Article dans une revue hal-02019091 v1

Hydrothermal alteration of volcanic rocks in Seival Mine Cu–mineralization – Camaquã Basin – Brazil (part I): Chloritization process and geochemical dispersion in alteration halos

E. Fontana , André S. Mexias , Ch. Renac , Lauro V.S. Nardi , Rodrigo W. Lopes et al.
Journal of Geochemical Exploration, 2017, 177, pp.45 - 60. ⟨10.1016/j.gexplo.2017.02.004⟩
Article dans une revue hal-01523970 v1

Structural and lithological controls of gold–bearing veins associated with the Brasiliano–Pan African Orogeny: An example from the Buracão Area, Araí Group (Brasília Fold Belt, Brazil),

G. Campos Pires , E. Bongiolo Marques , Ch. Renac , D. Barros Nascimento , M. Prado
Journal of South American Earth Sciences, 2016, 66, pp.180-195. ⟨10.1016/j.jsames.2016.01.001⟩
Article dans une revue hal-01346731 v1

Origin of pegmatites and fluids at Ponta Negra (RJ, Brazil) during late- to post-collisional stages of the Gondwana Assembly,

E. Bongiolo Marques , Ch. Renac , P. de Toledo Piza , R. da Silva Schmitt , A. Mexias Sampaio
Lithos, 2016, 240-243, pp.259-275. ⟨10.1016/j.lithos.2015.11.015⟩
Article dans une revue hal-01256413 v1

New 40Ar/39Ar ages and revised 40K/40Ar* data from nephelinitic–phonolitic volcanic successions of the Trindade Island (South Atlantic Ocean)

C. Pires , E.M. Bongiolo , C. Geraldes , C. Renac , A.C. Santos et al.
Journal of Volcanology and Geothermal Research, 2016, 327, pp.531 - 538. ⟨10.1016/j.jvolgeores.2016.09.020⟩
Article dans une revue hal-01527342 v1

Petrogenesis of the post-collisional Bled M’Dena volcanic ring complex in Reguibat Rise (western Eglab shield, Algeria)

Tabeliouna Mohammed , Jean-Yves Cottin , Bowden Peter , Renac Christophe
Journal of African Earth Sciences, 2015, ⟨10.1016/j.jafrearsci.2015.04.003⟩
Article dans une revue hal-02115251 v1

Metallogenesis of the Paleoproterozoic Piaba orogenic gold deposit, São Luís cratonic fragment, Brazil,

Christophe Renac , Marco A Galarza , F. Jourdan , R. A. Armstrong , Evandro L. Klein et al.
Ore Geology Reviews, 2015, pp.1-25. ⟨10.1016/j.oregeorev.2014.07.022⟩
Article dans une revue hal-01116155 v1

Role of compressive tectonics on gas charging into the Ordovician sandstone reservoirs in the Sbaa, Algeria : constrained by fluid inclusions and mineralogical data

I. Wazir , M. Pagel , F. Tournier , Christophe Renac
Geofluids, 2014, 14:, pp.106-126 (IF 2,379)
Article dans une revue hal-00839895 v1

Rhyolite petrogenesis and meteoric–hydrothermal alteration at the Maghnia volcanic massif, Northwest Algeria

Christophe Renac , André Mexias , Amina Louni-Hacini , Stéphanie Brouillet , Jean-Yves Cottin
Journal of Geochemical Exploration, 2014, 143, pp.1-18. ⟨10.1016/j.gexplo.2014.01.022⟩
Article dans une revue hal-01132398 v1

Isotopic fluid changes in a Neoproterozoic porphyry-epithermal system: The Uruguay mine, southern Brazil,

Christophe Renac , A.S. Mexias , M.E. Boscato Gomes , L.H. Ronchi , L.V. Stoll Nardi et al.
Ore Geology Reviews, 2014, 60, pp.146-160. ⟨10.1016/j.oregeorev.2013.12.016⟩
Article dans une revue hal-00998799 v1

Caracterização petrográfica e geoquímica da sequência magmática da Mina do Seival, Formação Hilário (Bacia do Camaquã – Neoproterozoico), Rio Grande do Sul, Brasil

Rodrigo W. Lopes , Eduardo Fontana , André S. Mexias , Márcia E.B. Gomes , Lauro V.S. Nardi et al.
Pesquisas em Geociências, 2014, 41 (1), pp.51-64. ⟨10.22456/1807-9806.78035⟩
Article dans une revue hal-02196082 v1

Role of compressive tectonics on gas charging into the Ordovician sandstone reservoirs in the Sbaa Basin, Algeria: constrained by fluid inclusions and mineralogical data

Marcia E.B. Gomes , Aurélie Barats , Marie Gerbe , Rodrigo Lopes , Lauro V.S. Nardi et al.
Geofluids, 2014, 14 (1), pp.106-126. ⟨10.1111/gfl.12049⟩
Article dans une revue hal-02553599 v1

Metallogenic Model of the Trepca Pb-Zn-Ag Skarn Deposit, Kosovo: Evidence from Fluid Inclusions, Rare Earth Elements, and Stable Isotope Data,

S. Stramic Palinkas , L.A. Palinkas , Christophe Renac , Jorge E. Spangenberg , V. Luders et al.
Economic Geology, 2013, 108 (1), pp.135-162. ⟨10.2113/econgeo.108.1.135⟩
Article dans une revue hal-01052698 v1

Intracontinental Miocene: Climate and paleolake volumes in the Forez Basin, France (Part I),

Christophe Renac , Geneviève Michon , Marie-Christine Gerbe , H. Gonord
Sedimentary Geology, 2013, 288, pp.1-15. ⟨10.1016/j.sedgeo.2013.01.005⟩
Article dans une revue istex hal-00830352 v1

Intracontinental Miocene: Reconstruction of hydrology and paleoclimate change in the Forez Basin, France (Part II)

Christophe Renac , Anne-Marie Bodergat , Marie-Christine Gerbe , Frédérick Gal
Sedimentary Geology, 2013, 288, pp.16-39. ⟨10.1016/j.sedgeo.2012.09.004⟩
Article dans une revue istex hal-00829931 v1

The origin of sulfate mineralization and the nature of the BaSO4-SrSO4 solidsolution series in the Ain Allega and El Aguiba Ore Deposits, Northern Tunisia

Riadh Abidi , Najet Slim-Shimi , Christian Marignac , Nouri Hatira , Dominique Gasquet et al.
Ore Geology Reviews, 2012, p.165-179. ⟨10.1016/j.oregeorev.2012.03.003⟩
Article dans une revue istex halsde-00683566 v1

Estudo da evolução dos processos de alteração supergênica de rocha granítica - Granito Independência - Morro do IPA

M.H. Neumann , A.S. Mexias , M.L. Vignol-Lelarge , M.E.B. Gomes , A.V. India et al.
Pesquisas em Geociências, 2012, 39 (3), pp.213-229. ⟨10.22456/1807-9806.37376⟩
Article dans une revue hal-00912738 v1

Type I eclogites from Roberts Victor kimberlites: Products of extensive mantle metasomatism

Yoann Greau , Jin-Xiang Huang , William L. Griffin , Christophe Renac , Olivier Alard et al.
Geochimica et Cosmochimica Acta, 2011, 75 (22), pp.6927-6954. ⟨10.1016/j.gca.2011.08.035⟩
Article dans une revue istex hal-00669867 v1

Evidence of Ediacaran glaciation in southernmost Brazil through magmatic to meteoric fluid circulation in the porphyry-epithermal Au-Cu deposits of Lavras do Sul

E. Bongiolo Marques , Christophe Renac , A. Mexias Sampaio , M. E. Gomes Boscato , L. H. Ronchid et al.
Precambrian Research, 2011, 189 (3-4), pp.404-419. ⟨10.1016/j.precamres.2011.05.007⟩
Article dans une revue istex hal-00634473 v1

Reconstruction of groundwater flows and chemical water evolution in an amagmatic hydrothermal system (La Léchère, French Alps)

E. Thiébaud , M. Dzikowski , D. Gasquet , C. Renac
Journal of Hydrology, 2010, 381 (3-4), pp.189-202. ⟨10.1016/j.jhydrol.2009.11.041⟩
Article dans une revue hal-02553810 v1

Reconstruction of groundwater flows and chemical water evolution in an amagmatic hydrothermal system (La Léchère, French Alps)

Emilie Thiébaud , Marc Dzikowski , Dominique Gasquet , Christophe Renac
Journal of Hydrology, 2010, 381 (3-4), pp.189-202
Article dans une revue halsde-00452123 v1

Identification of different groundwater flowpaths within volcanic aquifers using natural tracers for the evaluation of the influence of lava flows morphology (Argnat basin, Chaîne des Puys, France)

Guillaume Bertrand , Hélène Celle-Jeanton , Frederic Huneau , Sébastien Loock , Christophe Renac
Journal of Hydrology, 2010, 391, pp.223-234. ⟨10.1016/j.jhydrol.2010.07.021⟩
Article dans une revue istex hal-00530992 v1

Hydrothermal fluid interaction in basaltic lava units, Kerguelen Archipelago (SW Indian Ocean)

Christophe Renac , K. Kyser , Peter Bowden , Bertrand Moine , Jean-Yves Cottin
European Journal of Mineralogy, 2010, 22 (2), pp.215-234. ⟨10.1127/0935-1221/2009/0022-1993⟩
Article dans une revue hal-00576128 v1

Fractionation of oxygen and iron isotopes by partial melting processes: Implications for the interpretation of stable isotope signatures in mafic rocks

Helen M. Williams , Sune G. Nielsen , Christophe Renac , W.L. Griffin , S. Y. O'Reilly et al.
Earth and Planetary Science Letters, 2009, 283, pp.156-166. ⟨10.1016/j.epsl.2009.04.011⟩
Article dans une revue istex hal-00443772 v1

Mean recharge times and chemical modelling transfers from shallow groundwater to mineralized thermal waters at Montrond-les-Bains, Eastern Massif Central, France

Christophe Renac , Frédérick Gal , René-Pierre Ménot , P. Squarcioni , Ch. Perrache
Journal of Hydrology, 2009, 376 (1-2), p. 1-15. ⟨10.1016/j.jhydrol.2009.07.011⟩
Article dans une revue istex hal-00516312 v1

formation of non-expandable 7 A halloysite during Eocene-Miocene continental weathering at Djebel Debbagh, Algeria: A geochemical and stable-isotope study

Christophe Renac , F. Assassi
Sedimentary Geology, 2009, 217, pp.140-153. ⟨10.1016/j.sedgeo.2009.004.001⟩
Article dans une revue hal-00450772 v1

Characterization of the metasomatic agent in mantle xenoliths from Devès, Massif Central (France) using coupled in situ trace-element and O, Sr and Nd isotopic compositions

S. Touron , Christophe Renac , S.Y. O'Reilly , Jean-Yves Cottin , W.L. Griffin
The Geological Society, London, Special Publications, 2008, 293, pp.177-196. ⟨10.1144/SP293.9⟩
Article dans une revue istex hal-00381708 v1

Comparison of diagenetic fluids in the Proterozoic Thelon and Athabasca Basins, Canada: implications for protracted fluid histories in stable intracratonic basins

Christophe Renac , T Kyser , K Durocher , G Dreaver , T O'Connor
Canadian journal of earth sciences, 2002, 39 (1), pp.113-132. ⟨10.1139/e01-077⟩
Article dans une revue hal-02553841 v1