2024-03-19T04:01:28Zhttp://digital.csic.es/dspace-oai/requestoai:digital.csic.es:10261/2104952020-05-12T07:15:03Zcom_10261_82com_10261_8col_10261_461
DIGITAL.CSIC
author
Valero, Luis
author
Beamud, Elisabet
author
Garcés, Esther
author
Sharma, N.
author
Tremblin, Maxime
author
Watkins, S. E.
author
Guillocheau, F.
author
Whittaker, A. C.
author
Puigdefàbregas, Cai
author
López-Blanco, M.
author
Vinyoles, Andreu
author
Arbués, P.
author
Castelltort, S.
2020-05-05T14:19:26Z
2020-05-05T14:19:26Z
2019-11-22
http://hdl.handle.net/10261/210495
Here we present the results of a new magnetostratigraphy for a middle Eocene
record of the South Pyrenean foreland basin in Spain. The new Lascuarre section
(ca. 650 m thick) provides new ages for fluvial (Capella Fm.), lacustrine (Escanilla
Limestone), and fluvial to alluvial (Escanilla Fm.) systems. We show that the
Capella Fm is of Lutetian age and the Escanilla Fm. is Bartonian. These results
fill a chronostratrigraphic gap in the sedimentary record of the Tremp-Graus-
Ainsa basin.
Integration of our Lascuarre chronology with other magnetostratigraphic studies
in the region allows for a complete snapshot of the entire source to sink system.
This new data permits a comprehensive study of the propagation of upstream
and downstream signals. Due to the quality of data, outcrops, and accessibility,
our new correlation profile opens the possibility to study the source-to-sink
expression of multiple drivers, and constitutes a, de facto, giant natural
laboratory.
An evaluation of the impact of the orbital cycles in the complete source-to-sink
system is also being carried out. If successful, we will have an enhanced
understanding of the mechanisms by which the climatic signals can be
transferred along the sediment routing systems, and a high-resolution
chronology.
openAccess
A new completely dated source-to-sink profile
póster de congreso
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URL
https://digital.csic.es/bitstream/10261/210495/1/Valero_2019_SGM_08-30-19-06-46-05.pdf
File
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b7043657bcf34a34117ec7df2afe03b2
26057
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Valero_2019_SGM_08-30-19-06-46-05.pdf