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Valle de Bravo volcanic field

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Series: GSA Special Papers
Published: 01 January 2006
DOI: 10.1130/2006.2402(06)
... The Valle de Bravo Volcanic Field is one of four monogenetic volcanic fields identified in the central sector of the Mexican Volcanic Belt; Michoacán-Guanajuato ( Hasenaka and Carmichael, 1985 ; Connor, 1987 ), Jilotepec ( Leyva-Suárez et al., 2004 ; Aguirre-Díaz et al., 2004...
Journal Article
Journal: GSA Bulletin
Published: 01 October 2001
GSA Bulletin (2001) 113 (10): 1324-1342.
... · m.y. –1 · km –1 ) show that this area is somewhat less productive per 1 km of arc than those to the west (3.5 km 3 · m.y. –1 · km –1 ) in the Michoacán-Guanajuato Volcanic Field (MGVF). A large volume of dacite has erupted in the Zitácuaro–Valle de Bravo region, which is rare in the MGVF. The cone...
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Journal Article
Journal: Lithosphere
Published: 01 October 2014
Lithosphere (2014) 6 (5): 335-360.
... , 2011 , 2013; Straub et al., 2011 ). However, relevant data on the structure and composition of the crystalline basement (granitic and metamorphic rocks) beneath the Valle de Santiago volcanic field based on geological outcrops (e.g., Centeno-García, 2005 ), gravity and seismicity ( Campillo et al...
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Journal Article
Published: 01 July 2013
Journal of the Geological Society (2013) 170 (4): 585-592.
... in the groundwater of Fuente del Valle, a water drainage gallery located along the south rift-zone of the island, around the middle of 2003 ( Pérez et al . 2007 ), and an increase in the SO 4 /Cl ratio in the groundwater of the Hoya de la Leña gallery in April 2004 (unpublished data). All these seismic...
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Journal Article
Journal: GSA Bulletin
Published: 01 June 2001
GSA Bulletin (2001) 113 (6): 693-703.
... fault segments, whereas in the central part deformation is localized onto a few through-going faults, such as the Venta de Bravo and Acambay-Tixmadejé faults. The fault pattern in the central part of the Trans- Mexican volcanic belt has a striking similarity to the synthetic patterns modeled by Cowie...
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Journal Article
Journal: GSA Bulletin
Published: 01 July 2006
GSA Bulletin (2006) 118 (7-8): 785-804.
... to be attributed to emplacement of basic magmas alone, although collaboration of plutons in this uplift cannot be discarded. Most of these plutons occurred later and crosscut the submarine and transitional volcanic groups (e.g., the Vega de Río Palma complex, Figs. 2 and 9 ). Therefore, they cannot...
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Journal Article
Journal: GSA Bulletin
Published: 01 March 2011
GSA Bulletin (2011) 123 (3-4): 562-584.
... is constrained by the age of 860 ± 18 ka obtained from reverse polarity lava flows topping the Pared de Güímar, and that of the first nested volcanism, dated at 831 ± 18 ka. Lavas erupted from vents located close to the rim of the depression (Montaña de Arguazo and Montaña Anocheza volcanoes) cascaded down...
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Journal Article
Published: 14 February 2018
Seismological Research Letters (2018) 89 (2A): 356-362.
... Society of America Field Guide 25, 163 – 193 . Mooser F. , and Montiel‐Rosado A. 1989 . El relleno post‐Chichinautzin del Valle de México y su relación con la intensidad sísmica , in coordinador del Simposio sobre tópicos geológicos de la cuenca del Valle de México , Ramírez‐Rascón...
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Journal Article
Published: 14 February 2018
Seismological Research Letters (2018) 89 (2A): 440-445.
... and water emission, as well as gravity, magnetic, and electrical changes in the 12 most active volcanoes of Colombia; (4) the GPS/GNSS Network for Geodynamics (GeoRED, with 108 Continuously Operating Reference Stations, and 382 field stations); (5) the “Sabana de Bogotá” Seismological Network (RSSB...
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Series: GSA Field Guide
Published: 01 January 2008
DOI: 10.1130/2008.0013(05)
EISBN: 9780813756134
... is dedicated to the memory of William Hiss, who died in Antofagasta de la Sierra during the field trip in 2006. The main objective of Day 4 is to observe the Cerro Galán and Cerro Blanco silicic caldera complexes and their regional settings. The centers are shown in the map in Figure 4.1 . Figure...
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Journal Article
Journal: Geology
Published: 01 June 2008
Geology (2008) 36 (6): 471-474.
... are locations for the Chalcatzingo trond-hjemites and selected volcanic complexes: LP—La Primavera; C—Colima; MGVF—Michoacán-Guanajuato Volcanic Field; VBZ—Valle de Bravo-Zitácuaro; PH-LJ-Z—Palo Huérfano–La Joya–Zamorano; T—Toluca; CVF—Chichinautzin Volcanic Field; P—Popocatépetl; CG—Cerro Grande; PO—Pico de...
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Series: GSA Special Papers
Published: 01 January 2007
DOI: 10.1130/2007.2422(02)
...) . Simultaneous with the volcanism, there was a NE-SW extension. It is important to consider that the Laramide orogenic front was still active in the Sierra Madre Oriental during the Eocene epoch ( Eguiluz-de Antuñano et al., 2000 ). The NE-SW shortening in northern and eastern México was coeval or almost...
Series: Geological Society, London, Geology of Series
Published: 01 January 2007
DOI: 10.1144/GOCH.4
EISBN: 9781862393936
...)–Sierra de Backarc: Sierra de San Luis (6–2 Ma) Famatina (5 Ma) Crustal thickness: 60–65 km 60 km 45 km 11–9 Arc: Copiapó complex Arc: Tambo Formation Arc: Pirámide (11–9 Ma) (11–9 Ma) Cerro Aconcagua (10–9 Ma) Valle Ancho (9 Ma) Lower Sewell (Teniente Volcanic...
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Journal Article
Published: 01 December 2006
Bulletin of the Seismological Society of America (2006) 96 (6): 2040-2049.
...Luis I. González de Vallejo; Julián García-Mayordomo; Juan M. Insua Abstract This article presents the first probabilistic seismic hazard assessment of the Canary Islands. The Canary Islands form a volcanic archipelago located on the passive margin of the African plate, 100 km off West Africa...
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Series: Geological Society, London, Special Publications
Published: 01 January 2017
DOI: 10.1144/SP446.11
EISBN: 978-1-78620-376-2
... examples include the Valle de Santiago, Guanajuato, Tecuitlapa, Puebla, San Luis Potosí and El Estribo volcano, Michoacán; Dávila-Harris 2003 ; Cano-Cruz 2007 ; Ort & Carrasco-Núñez 2009 ; Pola et al. 2015 ). The JHm is located between two geological palaeoenvironments that converge in the Mesa...
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Series: GSA Special Papers
Published: 01 January 2007
DOI: 10.1130/2007.2422(04)
... derived from the mantle and/or from deep portions of the crust, as well as megacryst assemblages. The localities with mantle xenoliths in the Trans-Mexican Volcanic Belt are Valle de Bravo (VB) and Palma Sola (outside of the map area). The host rock for the xenoliths in Valle de Bravo is an andesite...
Journal Article
Journal: Economic Geology
Published: 01 August 2003
Economic Geology (2003) 98 (5): 1029-1037.
... , B.R. , Ramírez , J. , and Vázquez , M. , 1977 , La evolución tectónica y la mineralización en la región de Valle de Bravo, Méx., e Iguala, Gro. : Memorias Técnicas XII Convención Nacional AIMMGM, Acapulco, Guerrero, Mexico , p. 143 – 170 . Camprubí , A. , Prol-Ledesma...
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Series: GSA Special Papers
Published: 01 January 2007
DOI: 10.1130/2007.2422(05)
... and isotopic compositions that are similar to intraplate volcanics (oceanic-island basalts and continental rifts). Yet these rocks are not isolated, or involved in the formation of independent volcanic fields, but are always associated in time and space with more typical arc-like calc-alkaline and alkaline...
Series: GSA Special Papers
Published: 01 January 2007
DOI: 10.1130/2007.2422(10)
... the volcanic field of the sierra de Chichinautzin. It has been proposed that the sierra de Chichinautzin is located throughout an E-W–trending fault because of the numerous alignments of monogenetic cones with that direction (e.g., Márquez et al., 1999 ) and the unevenness between the outcrops of calcareous...
Series: GSA Special Papers
Published: 01 January 2006
DOI: 10.1130/2006.2402(01)
... account for 38.0% of the subregion 4 samples in MEXPET, a percentage second only to subregion 1; subregion 4 also holds 4 of the 11 leucite -normative rocks in the database. Three major volcanic fields are represented in subregion 5: Michoacán-Guanajuato, Zitácuaro–Valle de Bravo, and Los Azufres...