Access content directly

Christophe Renac



Kerguelen carbonatite tuff sourced from deep recycled material

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

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
Resource Geology, 2022, 72 (1), ⟨10.1111/rge.12287⟩
Journal articles hal-04222163v1

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
Mineralium Deposita, 2022, 57, p. 35-60. ⟨10.1007/s00126-021-01048-1⟩
Journal articles hal-03169820v1

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⟩
Journal articles hal-03578552v1
Image document

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
Chemical Geology, 2021, 581, pp.120401. ⟨10.1016/j.chemgeo.2021.120401⟩
Journal articles hal-03280968v1
Image document

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

Renac Christophe , Bertrand N. Moine , Goudour Jean-Pierre , Leromancer Marc , Perrache Chantal
Geothermics, 2020, 83, pp.101726. ⟨10.1016/j.geothermics.2019.101726⟩
Journal articles hal-02326739v1
Image document

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
Science of the Total Environment, 2020, pp.135565. ⟨10.1016/j.scitotenv.2019.135565⟩
Journal articles hal-02409031v1

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
Journal of Paleolimnology, 2020, 64, pp.193-210. ⟨10.1007/S10933-020-00131-3⟩
Journal articles hal-02637932v1

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⟩
Journal articles hal-02916925v1

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
Journal of African Earth Sciences, 2019, 159, pp.103577. ⟨10.1016/j.jafrearsci.2019.103577⟩
Journal articles hal-02272528v1
Image document

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
Journal of Geochemical Exploration, 2019, 201, pp.56-70. ⟨10.1016/j.gexplo.2019.03.010⟩
Journal articles hal-02193098v1

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
Journal of Geochemical Exploration, 2019, 196, pp.20 - 32. ⟨10.1016/j.gexplo.2018.10.001⟩
Journal articles hal-01918988v1

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⟩
Journal articles hal-02117921v1

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
Science of the Total Environment, 2019, 669, pp.668-682. ⟨10.1016/j.scitotenv.2019.03.059⟩
Journal articles hal-02104707v1

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
Journal of South American Earth Sciences, 2018, 88, pp.197-215
Journal articles hal-02019091v1

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
Journal of Geochemical Exploration, 2017, 177, pp.45 - 60. ⟨10.1016/j.gexplo.2017.02.004⟩
Journal articles hal-01523970v1

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⟩
Journal articles hal-01346731v1

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⟩
Journal articles hal-01256413v1

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
Journal of Volcanology and Geothermal Research, 2016, 327, pp.531 - 538. ⟨10.1016/j.jvolgeores.2016.09.020⟩
Journal articles hal-01527342v1

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

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

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
Ore Geology Reviews, 2015, pp.1-25. ⟨10.1016/j.oregeorev.2014.07.022⟩
Journal articles hal-01116155v1

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
Geofluids, 2014, 14 (1), pp.106-126. ⟨10.1111/gfl.12049⟩
Journal articles hal-02553599v1

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)
Journal articles hal-00839895v1

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
Pesquisas em Geociências, 2014, 41 (1), pp.51-64. ⟨10.22456/1807-9806.78035⟩
Journal articles hal-02196082v1

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
Ore Geology Reviews, 2014, 60, pp.146-160. ⟨10.1016/j.oregeorev.2013.12.016⟩
Journal articles hal-00998799v1

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⟩
Journal articles hal-01132398v1

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

Christophe Renac , G. Michon , Marie-Christine Gerbe , H. Gonord
Sedimentary Geology, 2013, 288, pp.1-15. ⟨10.1016/j.sedgeo.2013.01.005⟩
Journal articles hal-00830352v1

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⟩
Journal articles hal-00829931v1

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
Economic Geology, 2013, 108 (1), pp.135-162. ⟨10.2113/econgeo.108.1.135⟩
Journal articles hal-01052698v1

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
Ore Geology Reviews, 2012, p.165-179. ⟨10.1016/j.oregeorev.2012.03.003⟩
Journal articles halsde-00683566v1

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
Pesquisas em Geociências, 2012, 39 (3), pp.213-229. ⟨10.22456/1807-9806.37376⟩
Journal articles hal-00912738v1

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

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

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
Precambrian Research, 2011, 189 (3-4), pp.404-419. ⟨10.1016/j.precamres.2011.05.007⟩
Journal articles hal-00634473v1

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⟩
Journal articles hal-02553810v1

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

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

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
Journal articles halsde-00452123v1

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⟩
Journal articles hal-00530992v1

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⟩
Journal articles hal-00516312v1

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⟩
Journal articles hal-00450772v1

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
Earth and Planetary Science Letters, 2009, 283, pp.156-166. ⟨10.1016/j.epsl.2009.04.011⟩
Journal articles hal-00443772v1

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⟩
Journal articles hal-00381708v1

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

C. 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⟩
Journal articles hal-02553841v1