Transición Cretácico/Terciario en depósitos continentales de la cuenca de Tremp-Graus: datos preliminares de isótopos estables de C y O
Continental deposits around the Cretaceous/Tertiary boundary have been studied for stratigraphy, sedimento/ogy, paleontology and stable isotopes ("C and ,aO) in the Benabarre and Fontllonga sections (Tremp and Ager syndines, Southern Pyrenees). Similarities in lithology, sedimentary evoluti...
| Autores: | , , , , |
|---|---|
| Tipo de recurso: | artículo |
| Fecha de publicación: | 1996 |
| País: | España |
| Institución: | Universidad de Huelva (UHU) |
| Repositorio: | Arias Montano. Repositorio Institucional de la Universidad de Huelva |
| Idioma: | español |
| OAI Identifier: | oai:ariasmontano.uhu.es:10272/11437 |
| Acceso en línea: | http://hdl.handle.net/10272/11437 |
| Access Level: | acceso abierto |
| Palabra clave: | Stratigraphy Sedimentology Paleontology Stable isotopes K/T boundary NE Spain |
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oai:ariasmontano.uhu.es:10272/11437 |
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Transición Cretácico/Terciario en depósitos continentales de la cuenca de Tremp-Graus: datos preliminares de isótopos estables de C y OCretaceous/Tertiary transition in continental deposits of the Tremp-Graus basinpreliminary dala of C and O stable isotopesLópez Martínez, N.Ardévol, Ll.Arribas Mocoroa, María EugeniaCivis-Llovera, JorgeGonzález Delgado, José ÁngelStratigraphySedimentologyPaleontologyStable isotopesK/T boundaryNE SpainContinental deposits around the Cretaceous/Tertiary boundary have been studied for stratigraphy, sedimento/ogy, paleontology and stable isotopes ("C and ,aO) in the Benabarre and Fontllonga sections (Tremp and Ager syndines, Southern Pyrenees). Similarities in lithology, sedimentary evolution, fossil content and isotopic values allow us to interpret these deposits as part of a single basin. A shift in the isotopic content (rise in ,bO and fall in ,JC) around the K/T boundary is detected. The increase in inO may be linked to higher temperatures and/or to evaporation. The ,3C fall matches the «z event» described in marine environments and interpreted as due to a decrease in marine organic productivity. In non-marine environments however it could indicate an increase in plant productionSociedad Geológica de España19961996-01-0119961996-01-01journal articlehttp://purl.org/coar/resource_type/c_6501info:eu-repo/semantics/articleapplication/pdfhttp://hdl.handle.net/10272/11437reponame:Arias Montano. Repositorio Institucional de la Universidad de Huelvainstname:Universidad de Huelva (UHU)Españolspaopen accesshttp://purl.org/coar/access_right/c_abf2Atribución-NoComercial-SinDerivadas 3.0 Españahttp://creativecommons.org/licenses/by-nc-nd/3.0/es/info:eu-repo/semantics/openAccessoai:ariasmontano.uhu.es:10272/114372026-06-02T14:58:11Z |
| dc.title.none.fl_str_mv |
Transición Cretácico/Terciario en depósitos continentales de la cuenca de Tremp-Graus: datos preliminares de isótopos estables de C y O Cretaceous/Tertiary transition in continental deposits of the Tremp-Graus basin preliminary dala of C and O stable isotopes |
| title |
Transición Cretácico/Terciario en depósitos continentales de la cuenca de Tremp-Graus: datos preliminares de isótopos estables de C y O |
| spellingShingle |
Transición Cretácico/Terciario en depósitos continentales de la cuenca de Tremp-Graus: datos preliminares de isótopos estables de C y O López Martínez, N. Stratigraphy Sedimentology Paleontology Stable isotopes K/T boundary NE Spain |
| title_short |
Transición Cretácico/Terciario en depósitos continentales de la cuenca de Tremp-Graus: datos preliminares de isótopos estables de C y O |
| title_full |
Transición Cretácico/Terciario en depósitos continentales de la cuenca de Tremp-Graus: datos preliminares de isótopos estables de C y O |
| title_fullStr |
Transición Cretácico/Terciario en depósitos continentales de la cuenca de Tremp-Graus: datos preliminares de isótopos estables de C y O |
| title_full_unstemmed |
Transición Cretácico/Terciario en depósitos continentales de la cuenca de Tremp-Graus: datos preliminares de isótopos estables de C y O |
| title_sort |
Transición Cretácico/Terciario en depósitos continentales de la cuenca de Tremp-Graus: datos preliminares de isótopos estables de C y O |
| dc.creator.none.fl_str_mv |
López Martínez, N. Ardévol, Ll. Arribas Mocoroa, María Eugenia Civis-Llovera, Jorge González Delgado, José Ángel |
| author |
López Martínez, N. |
| author_facet |
López Martínez, N. Ardévol, Ll. Arribas Mocoroa, María Eugenia Civis-Llovera, Jorge González Delgado, José Ángel |
| author_role |
author |
| author2 |
Ardévol, Ll. Arribas Mocoroa, María Eugenia Civis-Llovera, Jorge González Delgado, José Ángel |
| author2_role |
author author author author |
| dc.contributor.none.fl_str_mv |
|
| dc.subject.none.fl_str_mv |
Stratigraphy Sedimentology Paleontology Stable isotopes K/T boundary NE Spain |
| topic |
Stratigraphy Sedimentology Paleontology Stable isotopes K/T boundary NE Spain |
| description |
Continental deposits around the Cretaceous/Tertiary boundary have been studied for stratigraphy, sedimento/ogy, paleontology and stable isotopes ("C and ,aO) in the Benabarre and Fontllonga sections (Tremp and Ager syndines, Southern Pyrenees). Similarities in lithology, sedimentary evolution, fossil content and isotopic values allow us to interpret these deposits as part of a single basin. A shift in the isotopic content (rise in ,bO and fall in ,JC) around the K/T boundary is detected. The increase in inO may be linked to higher temperatures and/or to evaporation. The ,3C fall matches the «z event» described in marine environments and interpreted as due to a decrease in marine organic productivity. In non-marine environments however it could indicate an increase in plant production |
| publishDate |
1996 |
| dc.date.none.fl_str_mv |
1996 1996-01-01 1996 1996-01-01 |
| dc.type.none.fl_str_mv |
journal article http://purl.org/coar/resource_type/c_6501 |
| dc.type.openaire.fl_str_mv |
info:eu-repo/semantics/article |
| format |
article |
| dc.identifier.none.fl_str_mv |
http://hdl.handle.net/10272/11437 |
| url |
http://hdl.handle.net/10272/11437 |
| dc.language.none.fl_str_mv |
Español spa |
| language_invalid_str_mv |
Español |
| language |
spa |
| dc.rights.none.fl_str_mv |
open access http://purl.org/coar/access_right/c_abf2 Atribución-NoComercial-SinDerivadas 3.0 España http://creativecommons.org/licenses/by-nc-nd/3.0/es/ |
| dc.rights.openaire.fl_str_mv |
info:eu-repo/semantics/openAccess |
| rights_invalid_str_mv |
open access http://purl.org/coar/access_right/c_abf2 Atribución-NoComercial-SinDerivadas 3.0 España http://creativecommons.org/licenses/by-nc-nd/3.0/es/ |
| eu_rights_str_mv |
openAccess |
| dc.format.none.fl_str_mv |
application/pdf |
| dc.publisher.none.fl_str_mv |
Sociedad Geológica de España |
| publisher.none.fl_str_mv |
Sociedad Geológica de España |
| dc.source.none.fl_str_mv |
reponame:Arias Montano. Repositorio Institucional de la Universidad de Huelva instname:Universidad de Huelva (UHU) |
| instname_str |
Universidad de Huelva (UHU) |
| reponame_str |
Arias Montano. Repositorio Institucional de la Universidad de Huelva |
| collection |
Arias Montano. Repositorio Institucional de la Universidad de Huelva |
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|
| repository.mail.fl_str_mv |
|
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1869410625346600960 |
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15,812455 |