Shallow crustal structure of the junction of the grabens of Chapala, Tepic-Zacoalco and Colima, Mexico
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| Format: | Artículo científico |
| Sprache: | en |
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Universidad Nacional Autónoma de México
1998
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| _version_ | 1876445699082551296 |
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| author | M. A. Alatorre Zamora |
| author_facet | M. A. Alatorre Zamora |
| contents | Shallow crustal structure of the junction of the grabens of Chapala, Tepic-Zacoalco and Colima, Mexico M. A. Alatorre Zamora J. O. Campos Enríquez Ciencias de la Tierra limit Tepic graben Jalisco Block triple junction area Sierra Madre Occidental Gravity data is used to infer the shallow crustal structure of the Tepic graben adjacent to the City of Guadalajara. Thisdepression does not constitute a symmetric graben with steep master faults but rather a complex transition zone. Blocks detachedfrom the granitic sierras are downfaulted and tilted to the northeast along the front of these sierras. Farther to the north, the graniticbasement deepens gradually. However, it steepens at the limit between the Sierra Madre Occidental and the Jalisco Block. Northwestof our study area, the limit is located north of the Plan de Barrancas fault. At the east the limit is located closer to thesouthward prolongation of the Plan de Barrancas fault. The change in position occurs near La Primavera caldera. The La Primaveracaldera, Tequila volcano, and vents of cinder and lava cones are emplaced along NW-SE weakness zones in the batholith. Thecrust of the Sierra Madre Occidental adjacent to the limit features NE-SW lineaments perpendicular to those of the neighbouringJalisco Block (JB). 1998 artículo científico 0016-7169 https://www.redalyc.org/articulo.oa?id=56837402 en http://www.redalyc.org/revista.oa?id=568 Geofísica Internacional application/pdf Universidad Nacional Autónoma de México Geofísica Internacional (México) Num.4 Vol.37 |
| format | Artículo científico |
| id | redalyc_56837402 |
| institution | Redalyc |
| language | en |
| publishDate | 1998 |
| publisher | Universidad Nacional Autónoma de México |
| spellingShingle | Shallow crustal structure of the junction of the grabens of Chapala, Tepic-Zacoalco and Colima, Mexico M. A. Alatorre Zamora Ciencias de la Tierra limit Tepic graben Jalisco Block triple junction area Sierra Madre Occidental Shallow crustal structure of the junction of the grabens of Chapala, Tepic-Zacoalco and Colima, Mexico M. A. Alatorre Zamora J. O. Campos Enríquez Ciencias de la Tierra limit Tepic graben Jalisco Block triple junction area Sierra Madre Occidental Gravity data is used to infer the shallow crustal structure of the Tepic graben adjacent to the City of Guadalajara. Thisdepression does not constitute a symmetric graben with steep master faults but rather a complex transition zone. Blocks detachedfrom the granitic sierras are downfaulted and tilted to the northeast along the front of these sierras. Farther to the north, the graniticbasement deepens gradually. However, it steepens at the limit between the Sierra Madre Occidental and the Jalisco Block. Northwestof our study area, the limit is located north of the Plan de Barrancas fault. At the east the limit is located closer to thesouthward prolongation of the Plan de Barrancas fault. The change in position occurs near La Primavera caldera. The La Primaveracaldera, Tequila volcano, and vents of cinder and lava cones are emplaced along NW-SE weakness zones in the batholith. Thecrust of the Sierra Madre Occidental adjacent to the limit features NE-SW lineaments perpendicular to those of the neighbouringJalisco Block (JB). 1998 artículo científico 0016-7169 https://www.redalyc.org/articulo.oa?id=56837402 en http://www.redalyc.org/revista.oa?id=568 Geofísica Internacional application/pdf Universidad Nacional Autónoma de México Geofísica Internacional (México) Num.4 Vol.37 |
| title | Shallow crustal structure of the junction of the grabens of Chapala, Tepic-Zacoalco and Colima, Mexico |
| topic | Ciencias de la Tierra limit Tepic graben Jalisco Block triple junction area Sierra Madre Occidental |
| url | https://www.redalyc.org/articulo.oa?id=56837402 |