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Laura Pioli, Marco Palmas, Boris Behncke, Emanuela De Beni, Massimo Cantarero and Simona Scollo
Understanding the dynamics of mild explosive activity is a fundamental tool for hazard assessment at open conduit volcanoes. This is a particularly critical task for Etna volcano. Etna is in fact characterized by frequent, mild explosive activity, punctu...
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Takashi Ninomiya, Shoichi Shimoyama, Sho Taniguchi, Toshihiro Takahashi, Tohru Danhara and Hideki Iwano
The Tsushima Lapilli Tuff, the thickest tuff in the Taishu Group on Tsushima Island, underwent a thermal event after deposition, and has not previously yielded a reliable age because various ages have been reported. This study clarifies the eruption age ...
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Luis Spalletti,Ferrán Colombo
Pág. 471 - 489
The Huarenchenque Formation is a volcano sedimentary unit deposited to the east of the Plio-Quaternary Andean Magmatic Arc. In order to define depositional settings, two lithofacies associations (fluvial and pyroclastic) were defined. The fluvial facies ...
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Nereida Falcón-Cardona, Vanessa Mendoza-Grimón, Juan Ramón Fernández-Vera, Idaira Hernández-Brito, Jose Manuel Hernández-Moreno, Sebastian O. Pérez Báez, Axel Ritter and María Del Pino Palacios-Díaz
Livestock effluents are a beneficial nutrient supply for crops, whereby their use is critical to ensure the sustainability of the farms global management. However, they can cause serious ecological problems if misused, polluting soils and groundwater. Co...
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Jon J. Major,Thomas C. Pierson,Richard P. Hoblitt,Hugo Moreno
Pág. 324 - 358
Explosive activity at Chaitén Volcano in May 2008 and subsequent dome collapses over the following nine months triggered multiple, small-volume pyroclastic density currents (PDCs). The explosive activity triggered PDCs to the north and northeast, which f...
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Silke Lohmar,Claude Robin,Alain Gourgaud,Jorge Clavero,Miguel angel Parada,Hugo Moreno,Orkun Ersoy,Leopoldo Lopez-Escobar,Jose Antonio Naranjo
Pág. 233 - 248
Villarrica is an active stratovolcano located in the Southern Andean Volcanic Zone. About 13,800 years BP (conventional radiocarbon ages), this volcano experienced major explosive eruptions which resulted in the emission of a sequence of pyroclastic flow...
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Akihisa Motoki,Yuji Orihashi,Jose A. Naranjo,Daiji Hirata,Pedro Skvarca,Ryo Anma
Pág. 177 - 187
Lautaro is the volcano closest to the Chile Triple Junction in the Andean Austral Volcanic Zone. The volcanic edifice of 3,607 m a.s.l. stands out on the north-western part of the plateau of the South Patagonian Ice Field. The volcano basement is compose...
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Hugo Moreno,Moyra C. Gardeweg
Pág. 93 - 117
RESUMEN. El Complejo Volcanico Lonquimay, de edad pleistocena superior-holocena, forma parte del frente del arco volcanico de los Andes del Sur y presenta una composicion predominantemente andesitica. La nueva erupcion, ubicada en el pie noreste de su co...
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Francisco Camus,Ricardo Soric,Milka Alexandra Skewes
RESUMEN:The El Bronce gold district is located in Central Chile (32°11'S-70°56'W), and contains epithermal polimetallic (Au, Ag, Cu, Pb, Zn) vein deposits. The district has been mined since the end of the 18th century and its estimated production up to t...
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R. Boric P.
En el distrito minero Talcuna, 35 km al este de La Serena, afloran rocas volcanicas y sedimentarias, de la Formacion Quebrada Marquesa (Neocomiano superior-Aptiano), plegadas en un amplio anticlinal de rumbo norte-sur, y afectadas por numerosas fallas no...
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