Trace metal pyritization variability in response to mangrove soil aerobic and anaerobic oxidation processes
- Autores
- Machado, W.; Borrelli, Natalia Lorena; Ferreira, T. O.; Marques, A. G. B.; Osterrieth, Margarita Luisa; Guizan, C.
- Año de publicación
- 2014
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- The degree of iron pyritization (DOP) and degree of trace metal pyritization (DTMP) were evaluated in mangrove soil profiles from an estuarine area located in Rio de Janeiro (SE Brazil). The soil pH was negatively correlated with redox potential (Eh) and positively correlated with DOP and DTMP of some elements (Mn, Cu and Pb), suggesting that pyrite oxidation generated acidity and can affect the importance of pyrite as a trace metal-binding phase, mainly in response to spatial variability in tidal flooding. Besides these aerobic oxidation effects, results from a sequential extraction analyses of reactive phases evidenced that Mn oxidized phase consumption in reaction with pyrite can be also important to determine the pyritization of trace elements. Cumulative effects of these aerobic and anaerobic oxidation processes were evidenced as factors affecting the capacity of mangrove soils to act as a sink for trace metals through pyritization processes.
Fil: Machado, W.. Universidade Federal Fluminense; Brasil
Fil: Borrelli, Natalia Lorena. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Mar del Plata. Instituto de Investigaciones Marinas y Costeras. Universidad Nacional de Mar del Plata. Facultad de Ciencia Exactas y Naturales. Instituto de Investigaciones Marinas y Costeras; Argentina. Universidad Nacional de Mar del Plata. Facultad de Ciencias Exactas y Naturales. Instituto de Geología de Costas y del Cuaternario. Provincia de Buenos Aires. Gobernación. Comisión de Investigaciones Científicas. Instituto de Geología de Costas y del Cuaternario; Argentina
Fil: Ferreira, T. O.. Universidade de Sao Paulo; Brasil
Fil: Marques, A. G. B.. Universidade de Sao Paulo; Brasil
Fil: Osterrieth, Margarita Luisa. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Mar del Plata. Instituto de Investigaciones Marinas y Costeras. Universidad Nacional de Mar del Plata. Facultad de Ciencia Exactas y Naturales. Instituto de Investigaciones Marinas y Costeras; Argentina. Universidad Nacional de Mar del Plata. Facultad de Ciencias Exactas y Naturales. Instituto de Geología de Costas y del Cuaternario. Provincia de Buenos Aires. Gobernación. Comisión de Investigaciones Científicas. Instituto de Geología de Costas y del Cuaternario; Argentina
Fil: Guizan, C.. Universidade Federal Fluminense; Brasil - Materia
-
Metals
Pyritization
Sequential Extraction
Redox Processes
Pyrite Oxidation - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/34436
Ver los metadatos del registro completo
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Trace metal pyritization variability in response to mangrove soil aerobic and anaerobic oxidation processesMachado, W.Borrelli, Natalia LorenaFerreira, T. O.Marques, A. G. B.Osterrieth, Margarita LuisaGuizan, C.MetalsPyritizationSequential ExtractionRedox ProcessesPyrite Oxidationhttps://purl.org/becyt/ford/1.5https://purl.org/becyt/ford/1The degree of iron pyritization (DOP) and degree of trace metal pyritization (DTMP) were evaluated in mangrove soil profiles from an estuarine area located in Rio de Janeiro (SE Brazil). The soil pH was negatively correlated with redox potential (Eh) and positively correlated with DOP and DTMP of some elements (Mn, Cu and Pb), suggesting that pyrite oxidation generated acidity and can affect the importance of pyrite as a trace metal-binding phase, mainly in response to spatial variability in tidal flooding. Besides these aerobic oxidation effects, results from a sequential extraction analyses of reactive phases evidenced that Mn oxidized phase consumption in reaction with pyrite can be also important to determine the pyritization of trace elements. Cumulative effects of these aerobic and anaerobic oxidation processes were evidenced as factors affecting the capacity of mangrove soils to act as a sink for trace metals through pyritization processes.Fil: Machado, W.. Universidade Federal Fluminense; BrasilFil: Borrelli, Natalia Lorena. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Mar del Plata. Instituto de Investigaciones Marinas y Costeras. Universidad Nacional de Mar del Plata. Facultad de Ciencia Exactas y Naturales. Instituto de Investigaciones Marinas y Costeras; Argentina. Universidad Nacional de Mar del Plata. Facultad de Ciencias Exactas y Naturales. Instituto de Geología de Costas y del Cuaternario. Provincia de Buenos Aires. Gobernación. Comisión de Investigaciones Científicas. Instituto de Geología de Costas y del Cuaternario; ArgentinaFil: Ferreira, T. O.. Universidade de Sao Paulo; BrasilFil: Marques, A. G. B.. Universidade de Sao Paulo; BrasilFil: Osterrieth, Margarita Luisa. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Mar del Plata. Instituto de Investigaciones Marinas y Costeras. Universidad Nacional de Mar del Plata. Facultad de Ciencia Exactas y Naturales. Instituto de Investigaciones Marinas y Costeras; Argentina. Universidad Nacional de Mar del Plata. Facultad de Ciencias Exactas y Naturales. Instituto de Geología de Costas y del Cuaternario. Provincia de Buenos Aires. Gobernación. Comisión de Investigaciones Científicas. Instituto de Geología de Costas y del Cuaternario; ArgentinaFil: Guizan, C.. Universidade Federal Fluminense; BrasilPergamon-Elsevier Science Ltd.2014-01info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/34436Machado, W.; Borrelli, Natalia Lorena; Ferreira, T. O.; Marques, A. G. B.; Osterrieth, Margarita Luisa; et al.; Trace metal pyritization variability in response to mangrove soil aerobic and anaerobic oxidation processes; Pergamon-Elsevier Science Ltd.; Marine Pollution Bulletin; 79; 1-2; 1-2014; 365-3700025-326XCONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/doi/10.1016/j.marpolbul.2013.11.016info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S0025326X13007170info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T10:18:51Zoai:ri.conicet.gov.ar:11336/34436instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-29 10:18:51.5CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Trace metal pyritization variability in response to mangrove soil aerobic and anaerobic oxidation processes |
title |
Trace metal pyritization variability in response to mangrove soil aerobic and anaerobic oxidation processes |
spellingShingle |
Trace metal pyritization variability in response to mangrove soil aerobic and anaerobic oxidation processes Machado, W. Metals Pyritization Sequential Extraction Redox Processes Pyrite Oxidation |
title_short |
Trace metal pyritization variability in response to mangrove soil aerobic and anaerobic oxidation processes |
title_full |
Trace metal pyritization variability in response to mangrove soil aerobic and anaerobic oxidation processes |
title_fullStr |
Trace metal pyritization variability in response to mangrove soil aerobic and anaerobic oxidation processes |
title_full_unstemmed |
Trace metal pyritization variability in response to mangrove soil aerobic and anaerobic oxidation processes |
title_sort |
Trace metal pyritization variability in response to mangrove soil aerobic and anaerobic oxidation processes |
dc.creator.none.fl_str_mv |
Machado, W. Borrelli, Natalia Lorena Ferreira, T. O. Marques, A. G. B. Osterrieth, Margarita Luisa Guizan, C. |
author |
Machado, W. |
author_facet |
Machado, W. Borrelli, Natalia Lorena Ferreira, T. O. Marques, A. G. B. Osterrieth, Margarita Luisa Guizan, C. |
author_role |
author |
author2 |
Borrelli, Natalia Lorena Ferreira, T. O. Marques, A. G. B. Osterrieth, Margarita Luisa Guizan, C. |
author2_role |
author author author author author |
dc.subject.none.fl_str_mv |
Metals Pyritization Sequential Extraction Redox Processes Pyrite Oxidation |
topic |
Metals Pyritization Sequential Extraction Redox Processes Pyrite Oxidation |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.5 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
The degree of iron pyritization (DOP) and degree of trace metal pyritization (DTMP) were evaluated in mangrove soil profiles from an estuarine area located in Rio de Janeiro (SE Brazil). The soil pH was negatively correlated with redox potential (Eh) and positively correlated with DOP and DTMP of some elements (Mn, Cu and Pb), suggesting that pyrite oxidation generated acidity and can affect the importance of pyrite as a trace metal-binding phase, mainly in response to spatial variability in tidal flooding. Besides these aerobic oxidation effects, results from a sequential extraction analyses of reactive phases evidenced that Mn oxidized phase consumption in reaction with pyrite can be also important to determine the pyritization of trace elements. Cumulative effects of these aerobic and anaerobic oxidation processes were evidenced as factors affecting the capacity of mangrove soils to act as a sink for trace metals through pyritization processes. Fil: Machado, W.. Universidade Federal Fluminense; Brasil Fil: Borrelli, Natalia Lorena. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Mar del Plata. Instituto de Investigaciones Marinas y Costeras. Universidad Nacional de Mar del Plata. Facultad de Ciencia Exactas y Naturales. Instituto de Investigaciones Marinas y Costeras; Argentina. Universidad Nacional de Mar del Plata. Facultad de Ciencias Exactas y Naturales. Instituto de Geología de Costas y del Cuaternario. Provincia de Buenos Aires. Gobernación. Comisión de Investigaciones Científicas. Instituto de Geología de Costas y del Cuaternario; Argentina Fil: Ferreira, T. O.. Universidade de Sao Paulo; Brasil Fil: Marques, A. G. B.. Universidade de Sao Paulo; Brasil Fil: Osterrieth, Margarita Luisa. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Mar del Plata. Instituto de Investigaciones Marinas y Costeras. Universidad Nacional de Mar del Plata. Facultad de Ciencia Exactas y Naturales. Instituto de Investigaciones Marinas y Costeras; Argentina. Universidad Nacional de Mar del Plata. Facultad de Ciencias Exactas y Naturales. Instituto de Geología de Costas y del Cuaternario. Provincia de Buenos Aires. Gobernación. Comisión de Investigaciones Científicas. Instituto de Geología de Costas y del Cuaternario; Argentina Fil: Guizan, C.. Universidade Federal Fluminense; Brasil |
description |
The degree of iron pyritization (DOP) and degree of trace metal pyritization (DTMP) were evaluated in mangrove soil profiles from an estuarine area located in Rio de Janeiro (SE Brazil). The soil pH was negatively correlated with redox potential (Eh) and positively correlated with DOP and DTMP of some elements (Mn, Cu and Pb), suggesting that pyrite oxidation generated acidity and can affect the importance of pyrite as a trace metal-binding phase, mainly in response to spatial variability in tidal flooding. Besides these aerobic oxidation effects, results from a sequential extraction analyses of reactive phases evidenced that Mn oxidized phase consumption in reaction with pyrite can be also important to determine the pyritization of trace elements. Cumulative effects of these aerobic and anaerobic oxidation processes were evidenced as factors affecting the capacity of mangrove soils to act as a sink for trace metals through pyritization processes. |
publishDate |
2014 |
dc.date.none.fl_str_mv |
2014-01 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/34436 Machado, W.; Borrelli, Natalia Lorena; Ferreira, T. O.; Marques, A. G. B.; Osterrieth, Margarita Luisa; et al.; Trace metal pyritization variability in response to mangrove soil aerobic and anaerobic oxidation processes; Pergamon-Elsevier Science Ltd.; Marine Pollution Bulletin; 79; 1-2; 1-2014; 365-370 0025-326X CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/34436 |
identifier_str_mv |
Machado, W.; Borrelli, Natalia Lorena; Ferreira, T. O.; Marques, A. G. B.; Osterrieth, Margarita Luisa; et al.; Trace metal pyritization variability in response to mangrove soil aerobic and anaerobic oxidation processes; Pergamon-Elsevier Science Ltd.; Marine Pollution Bulletin; 79; 1-2; 1-2014; 365-370 0025-326X CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/doi/10.1016/j.marpolbul.2013.11.016 info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S0025326X13007170 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Pergamon-Elsevier Science Ltd. |
publisher.none.fl_str_mv |
Pergamon-Elsevier Science Ltd. |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
reponame_str |
CONICET Digital (CONICET) |
collection |
CONICET Digital (CONICET) |
instname_str |
Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.name.fl_str_mv |
CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.mail.fl_str_mv |
dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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1844614154229383168 |
score |
13.070432 |