Active Volcanoes of Chiapas (Mexico): El Chichón and Tacaná by Teresa Scolamacchia, José Luis Macías PDF

By Teresa Scolamacchia, José Luis Macías

ISBN-10: 3642258891

ISBN-13: 9783642258893

ISBN-10: 3642258905

ISBN-13: 9783642258909

This booklet summarizes the stories conducted at of the main energetic volcanoes of Chiapas (Mexico): El Chichón and Tacaná. El Chichón erupted explosively in 1982 killing greater than 2000 humans being the worst volcanic catastrophe in Mexico, and Tacaná produced gentle phreatic explosions in 1950 and 1986. in basic terms after those explosions a surge of recent stories started to unreveal their volcanic historical past and effect.
This publication provides the cutting-edge advances in issues regarding the geologic atmosphere of the 2 volcanoes, their eruptive background and composition of erupted items, the hydrothermal platforms and their manifestations. Volcanic dangers and dangers and attainable mitigation plans are mentioned according to the event of the catastrophic eruption of El Chichón that happened in 1982. The ebook also will contain formerly unpublished fabric at the plant life and the fauna of the sector and archaeological and social facets of the world that's inhabited via indigenous people.

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Additional info for Active Volcanoes of Chiapas (Mexico): El Chichón and Tacaná

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H. Garduño-Monroy et al. development in Proto-Caribbean Margins. Spec Pap Geol Soc Am 394:7–52 Ponce L, Gaulon R, Suárez G, Lomas E (1992) Geometry and state of stress of the downgoing Cocos plate in the Isthmus of Tehuantepec, Mexico. Geophys Res Let 19:773–776 Quezada-Muñetón JM (1983) Las formaciones San Ricardo y Jerico del Jurásico Medio-Cretácico Inferior en el SE de México. Bol Asoc Mex Geól Pet 35:37–64 Quezada-Muñetón JM (1987) El Cretácico Medio-Superior, y el límite Cretácico Superior-Terciario Inferior en la Sierra de Chiapas.

2012). L. Arce et al. 5mm 1mm (e) (f) Amph Amph Plg 1mm Fig. 6 a–e Representative cross-polarized microphotographs of Tacaná lava flow samples showing common porphyritic textures, and mineral assemblages (after Arce et al. 2014). Amph amphibole; Plg plagioclase; Ol olivine; Ox Fe-Ti oxides. Notice the different textures in plagioclase and amphibole phenocrysts. 5 mm f Cross-polarized microphotograph of the Sibinal Pumice deposit, showing euhedral and zoned plagioclase phenocrysts. Plg plagioclase; Amph amphibole; Cpx clinopyroxene (after Arce et al.

2000; Macías et al. 2003, 2010a; Arce et al. 2014). The mafic enclaves show an equigranular texture (Fig. 2c, d), with a mineral assemblage consisting of amphibole + augite + enstatite + plagioclase + olivine, and minor Fe-Ti oxides (Espíndola et al. 2000; Macías et al. 2003). The lava dome samples are highly crystalline (up to 60 vol%), with a mineral assemblage (in order of abundance) of plagioclase, amphibole, clinopyroxene, ilmenite, titanomagnetite, apatite and sometimes biotite (Fig. 2b–f).

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Active Volcanoes of Chiapas (Mexico): El Chichón and Tacaná by Teresa Scolamacchia, José Luis Macías


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