Výsledky vyhledávání - "Aurélie Barats"

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

Autor: Eduardo Fontana, Andre Sampaio Mexias, Rodrigo W. Lopes, Marie-Christine Gerbe, Christophe Renac, Lauro Valentim Stoll Nardi, Aurélie Barats

Publikováno v: Journal of Geochemical Exploration
Journal of Geochemical Exploration, Elsevier, 2019, 196, pp.20-32. ⟨10.1016/j.gexplo.2018.10.001⟩
Journal of Geochemical Exploration, 2019, 196, pp.20-32. ⟨10.1016/j.gexplo.2018.10.001⟩

International audience; The Seival Mine, located in the Camaquã Basin, hosts several small Cu and Ag ore deposits in volcano–sedimentary sequence surrounding the Lavras do Sul Intrusive Complex. Alteration minerals consist of calcite, sulfate, sme

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e86e8d34d7c681350197829780f20c72
https://doi.org/10.1016/j.gexplo.2018.10.001

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

Autor: Aurélie Barats, Andre Sampaio Mexias, Marie-Christine Gerbe, Martina Rozmaric, Jérôme Barriere, Christophe Renac

Publikováno v: Journal of Paleolimnology
Journal of Paleolimnology, Springer Verlag, 2020, 64, pp.193-210. ⟨10.1007/S10933-020-00131-3⟩
Journal of Paleolimnology, 2020, 64, pp.193-210. ⟨10.1007/S10933-020-00131-3⟩

In the Forez Basin of the French Massif Central, clay-rich alluvial deposits include a series of red- and green-colored sediments and carbonate cement that record evaporation and oxidizing/reducing conditions related to intra-continental climate duri

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e8f35a66b6a638794df547b3015c99b5
https://hal.archives-ouvertes.fr/hal-02637932

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Mineral assemblages and temperature associated with Cu enrichment in the Seival area (Neoproterozoic Camaquã Basin of Southern Brazil)

Autor: Lauro Valentim Stoll Nardi, Andre Sampaio Mexias, Marcia Elisa Boscato Gomes, Eduardo Fontana, Christophe Renac, Rodrigo W. Lopes, Aurélie Barats

Publikováno v: Journal of Geochemical Exploration
Journal of Geochemical Exploration, Elsevier, 2019, 201, pp.56-70. ⟨10.1016/j.gexplo.2019.03.010⟩
Journal of Geochemical Exploration, 2019, 201, pp.56-70. ⟨10.1016/j.gexplo.2019.03.010⟩

International audience; The Neoproterozoic sequence of volcanic rocks in the Camaquã Basin included in the Lavras do Sul Shoshonitic Association hosts disseminated Cu deposits. The volcanic sequence in the Seival Mine area includes andesitic lava fl

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::76ff06b8c09b725c89798a698ea4087d
https://hal.archives-ouvertes.fr/hal-02193098/document

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Tracing source and mobility of arsenic and trace elements in a hydrosystem impacted by past mining activities (Morelos state, Mexico)

Autor: Christophe Renac, M. V. Esteller, Gaël Durrieu, Sofia Esperenza Garrido Hoyos, Humberto Saint Martin, Anna Maria Orani, Aurélie Barats

Publikováno v: Science of the Total Environment
Science of the Total Environment, 2020, pp.135565. ⟨10.1016/j.scitotenv.2019.135565⟩
Science of the Total Environment, Elsevier, 2020, pp.135565. ⟨10.1016/j.scitotenv.2019.135565⟩
Science of the Total Environment, Elsevier, 2019, pp.135565. ⟨10.1016/j.scitotenv.2019.135565⟩

The Sierra Huautla (Morelos State, Mexico) is a biological reserve with historical mines of Ag and Pb. In this area, waters used by inhabitants are contaminated by arsenic (As). An integrated environmental survey was realized both in waters and sedim

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8a3b5bd1d9c599c7dbe2bbd1df98378d
https://doi.org/10.1016/j.scitotenv.2019.135565

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Marine sponges as a powerful tool for trace elements biomonitoring studies in coastal environment

Autor: Olivier P. Thomas, Aurélie Barats, Emilia Vassileva, Anna Maria Orani

Publikováno v: Marine Pollution Bulletin
Marine Pollution Bulletin, Elsevier, 2018, 131, pp.633-645. ⟨10.1016/j.marpolbul.2018.04.073⟩
Marine Pollution Bulletin, 2018, 131, pp.633-645. ⟨10.1016/j.marpolbul.2018.04.073⟩

International audience; In this work, we performed a comparative study on six marine sponge species collected along the French Mediterranean and Irish coasts for their TEs accumulation. Intra and inter-species variabilities were examined. Among the M

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c9445fb8dd549da79c8453bc9fc269ec
https://hal.archives-ouvertes.fr/hal-01852759/file/orani2018-1.pdf

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Comparative study on the bioaccumulation and biotransformation of arsenic by some northeastern Atlantic and northwestern Mediterranean sponges

Autor: Anna Maria Orani, Olivier P. Thomas, Aurélie Barats, Wendy Zitte, Christine Morrow

Publikováno v: Chemosphere
Chemosphere, Elsevier, 2018, 201, pp.826-839. ⟨10.1016/j.chemosphere.2018.03.078⟩
Chemosphere, 2018, 201, pp.826-839. ⟨10.1016/j.chemosphere.2018.03.078⟩

International audience; The bioaccumulation and biotransformation of arsenic (As) were studied in six representative marine sponges from the French Mediterranean and Irish Atlantic coasts. Methodologies were carefully optimized in one of the species

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3f20db5a1b6651ef33ff8e7f4b3a27fc
https://hal.archives-ouvertes.fr/hal-01852764/file/b_orani2018.pdf

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

Autor: Marcia Elisa Boscato Gomes, Eduardo Fontana, Rodrigo W. Lopes, Andre Sampaio Mexias, Aurélie Barats, Christophe Renac, Lauro Valentim Stoll Nardi

Publikováno v: Journal of Geochemical Exploration
Journal of Geochemical Exploration, 2017, 177, pp.45-60. ⟨10.1016/j.gexplo.2017.02.004⟩
Journal of Geochemical Exploration, Elsevier, 2017, 177, pp.45-60. ⟨10.1016/j.gexplo.2017.02.004⟩

International audience; The Seival Mines are situated in the NE portion of the Lavras do Sul mining district, southernmost Brazil. They are hosted by volcanic and sub-volcanic rocks of Neoproterozoic age, which are part of the post–collisonal Camaq

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f42557924b6e4ce650f31ed656ef00f9
https://hal.science/hal-01523970

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Barium and molybdenum records in bivalve shells: Geochemical proxies for phytoplankton dynamics in coastal environments?

Autor: Severine Jacquet, Laurent Chauvaud, Christophe Pécheyran, David Amouroux, Jacques Clavier, Stéphane L'Helguen, Aurélie Barats, Julien Thébault

Publikováno v: Limnology and Oceanography : methods
Limnology and Oceanography : methods, 2009, 54 (3), pp.1002-1014. ⟨10.4319/lo.2009.54.3.1002⟩

International audience; Barium:calcium and molybdenum:calcium ratios were investigated in shells of the tropical scallop Comptopallium radula. Three juvenile specimens were harvested alive in the southwest lagoon of New Caledonia after a 1-year hydro

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bf92744c353fb3c94d953683fdb38cb6
https://doi.org/10.4319/lo.2009.54.3.1002

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