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Ana Dura, Paraskevi Nomikou, Theo J. Mertzimekis, Mark D. Hannington, Sven Petersen and Serafim Poulos
The presence of active hydrothermal vent fields near residential areas and their possible link to volcanic activity poses a potential hazard to the environment, society, and the economy. By capitalizing on Autonomous Underwater Vehicle sampling methodolo...
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Zuxing Chen, Landry Soh Tamehe, Haiyan Qi, Yuxiang Zhang, Zhigang Zeng and Mingjiang Cai
The Yonaguni Knoll IV is an active seafloor hydrothermal system associated with submarine silicic volcanism located in the ?cross back-arc volcanic trail? (CBVT) in the southwestern Okinawa Trough. However, the behavior of volatiles during magmatic diffe...
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Gustavo W. Bertotto, Maurizio Mazzucchelli, Tommaso Giovanardi, Rommulo V. Conceiçao, Alberto Zanetti, Manuel E. Schilling, Mauro I. Bernardi, Alexis D. Ponce, Tiago Jalowitzki, Fernanda Gervasoni and Anna Cipriani
Huanul is a shield volcano with several lava flows hosting mantle xenoliths erupted during the Pleistocene (0.84 ± 0.05 Ma). It is located in the southern part of the Payenia Volcanic Province, which is among the largest Neogene-Quaternary volcanic provi...
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Mauro Ignacio Bernardi,Gustavo Walter Bertotto,Alexis Daniel Ponce,Yuji Orihashi,Hirochika Sumino
Pág. 279 - 299
The El Puesto lava flow is located in the Payenia Volcanic Province (central-western Argentina), has a length of 70 km and is Middle Pleistocene in age (0.200±0.027 Ma). The flow shows a P-type pahoehoe structure and exhibits several inflation structures...
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Ruben Filipovich,Walter Báez,Emilce Bustos,Agustina Villagrán,Agostina Chiodi,Jose Viramonte
Pág. 300 - 335
One of the most outstanding features of the Southern Puna is the occurrence of a widespread monogenetic mafic volcanism during Neogene-Quaternary. Despite a number of published papers focusing on the petrogenesis of this back-arc volcanism, works aimed o...
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Cristian Rodrigo,Jenny M. Blamey,Oliver Huhn,Christine Provost
Pág. 344 - 356
The rifting zone of Bransfield Strait, Antarctica, is tectonically and geologically unique. It is a back-arc basin that was opened by extensional forces associated to roll-back subduction after cessation of spreading activity of the Phoenix Ridge, and th...
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Clara Eugenia Cisterna, Magdalena Koukharsky, Beatriz Coira, Christina Günter, Horstpeter H. Ulbrich
Pág. 123 - 146
This study is focused on the analysis of volcanic deposits that crop out at the middle portion of the Las
Planchadas range, northern part of the Famatina System in Argentina. These volcanic rocks are records of an Ordovician
effusive basaltic volcanism t...
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Pablo Rossel,Veronica Oliveros,José Mescua,Felipe Tapia,Mihai Nicolae Ducea,Sergio Calderón,Reynaldo Charrier,Derek Hoffman
Pág. 529 - 557
The uppermost Jurassic continental and volcanic deposits of the Río Damas-Tordillo Formation represent an interval of intense continental deposition within the Jurassic to Early Cretaceous dominantly marine environment of the Mendoza-Neuquén back-arc bas...
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Steven F. Olson
Pág. 3 - 29
ABSTRACT. The Potrerillos district displays major facies boundaries, records changes in the compositions of magmas from Jurassic to Oligocene time, and provides evidence that a porphyry copper deposit and associated skarn (37 Ma) formed between Jurassic-...
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