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dc.contributor.author
Rodríguez Parra, Luis A.
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Gaitán, Camilo
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Montes, Camilo
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Bayona, Germán
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Rapalini, Augusto Ernesto
dc.date.available
2017-07-10T21:36:22Z
dc.date.issued
2017-04
dc.identifier.citation
Rodríguez Parra, Luis A.; Gaitán, Camilo; Montes, Camilo; Bayona, Germán; Rapalini, Augusto Ernesto; Arc-seamount collision: driver for vertical-axis rotations in Azuero, Panama; Springer; Studia Geophysica Et Geodaetica; 61; 2; 4-2017; 199-218
dc.identifier.issn
0039-3169
dc.identifier.uri
http://hdl.handle.net/11336/20069
dc.description.abstract
We present new paleomagnetic data of 25 sites (240 specimens) along the southwestern part of the Azuero Peninsula, Panama. The data show two paleomagnetic domains in the peninsula: a northern domain featuring uniformly large vertical-axis clockwise rotation values of 73.4 ± 12° across to Azuero Soná Fault Zone with a single mean direction with declination of 81.2° and inclination of -3.2° (95% confidence of 11.7° and precision parameter of 18.09), and a scattered paleomagnetic domain to the south. These contrasting domains could be attributed to the collision of fartravelled/ allochthonous seamounts that approached the Panama arc as subduction of the Farallon plate brought them to the margin. As consequence of this collision the fartravelled seamounts were fragmented and scattered along the margin while the Panama arc rotated into the colliding seamounts. These new paleomagnetic data suggest that the Campanian-Eocene arc segment in the Azuero Peninsula was originally oriented NE-SW, implying an original curvature for this part of the arc.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Springer
dc.rights
info:eu-repo/semantics/restrictedAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Collision-Induced Rotation
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Paleogeography
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Paleomagnetism
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Panamanian Arc
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Geoquímica y Geofísica
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Ciencias de la Tierra y relacionadas con el Medio Ambiente
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CIENCIAS NATURALES Y EXACTAS
dc.title
Arc-seamount collision: driver for vertical-axis rotations in Azuero, Panama
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2017-07-10T16:21:53Z
dc.identifier.eissn
1573-1626
dc.journal.volume
61
dc.journal.number
2
dc.journal.pagination
199-218
dc.journal.pais
Países Bajos
dc.journal.ciudad
Dordrecht
dc.description.fil
Fil: Rodríguez Parra, Luis A.. Universidad de Los Andes; Colombia
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Fil: Gaitán, Camilo. Universidad de Los Andes; Colombia
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Fil: Montes, Camilo. Universidad de Los Andes; Colombia
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Fil: Bayona, Germán. Corporación Geológica Ares; Colombia
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Fil: Rapalini, Augusto Ernesto. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Geociencias Basicas, Aplicadas y Ambientales de Buenos Aires. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Geociencias Basicas, Aplicadas y Ambientales de Buenos Aires; Argentina
dc.journal.title
Studia Geophysica Et Geodaetica
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1007/s11200-016-1173-1
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://link.springer.com/article/10.1007%2Fs11200-016-1173-1
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