dor_id: 4133082

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590.#.#.d: Los artículos enviados a la revista "Geofísica Internacional", se juzgan por medio de un proceso de revisión por pares

510.0.#.a: Consejo Nacional de Ciencia y Tecnología (CONACyT); Scientific Electronic Library Online (SciELO); SCOPUS, Dialnet, Directory of Open Access Journals (DOAJ); Geobase

561.#.#.u: https://www.geofisica.unam.mx/

650.#.4.x: Físico Matemáticas y Ciencias de la Tierra

336.#.#.b: article

336.#.#.3: Artículo de Investigación

336.#.#.a: Artículo

351.#.#.6: http://revistagi.geofisica.unam.mx/index.php/RGI

351.#.#.b: Geofísica Internacional

351.#.#.a: Artículos

harvesting_group: RevistasUNAM

270.1.#.p: Revistas UNAM. Dirección General de Publicaciones y Fomento Editorial, UNAM en revistas@unam.mx

590.#.#.c: Open Journal Systems (OJS)

270.#.#.d: MX

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883.#.#.a: Revistas UNAM

590.#.#.a: Coordinación de Difusión Cultural

883.#.#.1: https://www.publicaciones.unam.mx/

883.#.#.q: Dirección General de Publicaciones y Fomento Editorial

850.#.#.a: Universidad Nacional Autónoma de México

856.4.0.u: http://revistagi.geofisica.unam.mx/index.php/RGI/article/view/526/544

100.1.#.a: Soler Arechalde, Ana María; Urrutia Fucugauchi, Jaime

524.#.#.a: Soler Arechalde, Ana María, et al. (1994). Regional rigid-block rotation, small domain rotations and distributed deformation within the Acambay graben, central Trans-Mexican Volcanic Belt: paleomagnetic implications. Geofísica Internacional; Vol. 33 Núm. 4: Octubre 1, 1994; 565-574. Recuperado de https://repositorio.unam.mx/contenidos/4133082

245.1.0.a: Regional rigid-block rotation, small domain rotations and distributed deformation within the Acambay graben, central Trans-Mexican Volcanic Belt: paleomagnetic implications

502.#.#.c: Universidad Nacional Autónoma de México

561.1.#.a: Instituto de Geofísica, UNAM

264.#.0.c: 1994

264.#.1.c: 1994-10-01

653.#.#.a: Paleomagnetismo; neotectónica; rocas volcánicas; Cinturón Volcánico Mexicano; graben de Acambay; México central; Paleomagnetism; neotectonics; volcanic rocks; Trans-Mexican Volcanic Belt; Acambay graben; central Mexico

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884.#.#.k: http://revistagi.geofisica.unam.mx/index.php/RGI/article/view/526

001.#.#.#: 063.oai:revistagi.geofisica.unam.mx:article/526

041.#.7.h: spa

520.3.#.a: Paleomagnetic declinations for volcanic units within the Acambay graben, are rotated counterclockwise by various amounts with respect to expected reference directions. The average overall mean rotation is from -18.5 ± 7.5 to -15.8 ± 7.2 degrees, assuming the region behaves as a coherent rigid tectonic domain. Deformation on a local scale seems more complex and several tectonic domains can be identified. Site-mean rotation estimates are as high as -49 degrees, with rotations within the graben around -40 degrees. The angular differences among the site-mean paleomagnetic directions mainly result from: (a) paleosecular variation, (b) differential rotation of small tectonic domains, (c) internal deformation within the rotated domain, (d) age differences and timing of rotation, (e) sampling and measurement effects, (f) local structural complexities, apparent rotations due to improper structural correction, and (g) a combination of these factors. The paleomagnetic results are analyzed for geographic distribution within the graben, relative position of sampling sites with respect to fault scarps, etc. Factors (a), (b), (c) and (d) are considered important. Results support the occurrence of a counterclockwise rotation of a large domain, possibly related to regional sinistral shear and transtension within the magmatic arc. Locally, deformations within the graben seem distributed among various small domains, which show different amounts of counterclockwise rotation.doi: https://doi.org/10.22201/igeof.00167169p.1994.33.4.591

773.1.#.t: Geofísica Internacional; Vol. 33 Núm. 4: Octubre 1, 1994; 565-574

773.1.#.o: http://revistagi.geofisica.unam.mx/index.php/RGI

022.#.#.a: ISSN-L: 2954-436X; ISSN impreso: 0016-7169

310.#.#.a: Trimestral

300.#.#.a: Páginas: 565-574

264.#.1.b: Instituto de Geofísica, UNAM

doi: https://doi.org/10.22201/igeof.00167169p.1994.33.4.591

handle: 63f83f0cd1889392

harvesting_date: 2023-06-20 16:00:00.0

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file_modification_date: 2022-07-07 17:37:08.0

file_creator: Ana María Soler Arechalde and Jaime Urrutia Fucugauchi

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245.1.0.b: Regional rigid-block rotation, small domain rotations and distributed deformation within the Acambay graben, central Trans-Mexican Volcanic Belt: paleomagnetic implications

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Artículo

Regional rigid-block rotation, small domain rotations and distributed deformation within the Acambay graben, central Trans-Mexican Volcanic Belt: paleomagnetic implications

Soler Arechalde, Ana María; Urrutia Fucugauchi, Jaime

Instituto de Geofísica, UNAM, publicado en Geofísica Internacional, y cosechado de Revistas UNAM

Licencia de uso

Procedencia del contenido

Entidad o dependencia
Instituto de Geofísica, UNAM
Revista
Repositorio
Contacto
Revistas UNAM. Dirección General de Publicaciones y Fomento Editorial, UNAM en revistas@unam.mx

Cita

Soler Arechalde, Ana María, et al. (1994). Regional rigid-block rotation, small domain rotations and distributed deformation within the Acambay graben, central Trans-Mexican Volcanic Belt: paleomagnetic implications. Geofísica Internacional; Vol. 33 Núm. 4: Octubre 1, 1994; 565-574. Recuperado de https://repositorio.unam.mx/contenidos/4133082

Descripción del recurso

Autor(es)
Soler Arechalde, Ana María; Urrutia Fucugauchi, Jaime
Tipo
Artículo de Investigación
Área del conocimiento
Físico Matemáticas y Ciencias de la Tierra
Título
Regional rigid-block rotation, small domain rotations and distributed deformation within the Acambay graben, central Trans-Mexican Volcanic Belt: paleomagnetic implications
Fecha
1994-10-01
Resumen
Paleomagnetic declinations for volcanic units within the Acambay graben, are rotated counterclockwise by various amounts with respect to expected reference directions. The average overall mean rotation is from -18.5 ± 7.5 to -15.8 ± 7.2 degrees, assuming the region behaves as a coherent rigid tectonic domain. Deformation on a local scale seems more complex and several tectonic domains can be identified. Site-mean rotation estimates are as high as -49 degrees, with rotations within the graben around -40 degrees. The angular differences among the site-mean paleomagnetic directions mainly result from: (a) paleosecular variation, (b) differential rotation of small tectonic domains, (c) internal deformation within the rotated domain, (d) age differences and timing of rotation, (e) sampling and measurement effects, (f) local structural complexities, apparent rotations due to improper structural correction, and (g) a combination of these factors. The paleomagnetic results are analyzed for geographic distribution within the graben, relative position of sampling sites with respect to fault scarps, etc. Factors (a), (b), (c) and (d) are considered important. Results support the occurrence of a counterclockwise rotation of a large domain, possibly related to regional sinistral shear and transtension within the magmatic arc. Locally, deformations within the graben seem distributed among various small domains, which show different amounts of counterclockwise rotation.doi: https://doi.org/10.22201/igeof.00167169p.1994.33.4.591
Tema
Paleomagnetismo; neotectónica; rocas volcánicas; Cinturón Volcánico Mexicano; graben de Acambay; México central; Paleomagnetism; neotectonics; volcanic rocks; Trans-Mexican Volcanic Belt; Acambay graben; central Mexico
Idioma
spa
ISSN
ISSN-L: 2954-436X; ISSN impreso: 0016-7169

Enlaces