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Xue Fang, Zhigang Zeng, Siyi Hu, Xiaohui Li, Zuxing Chen, Shuai Chen and Bowen Zhu
Frequent volcanic activity has occurred in the Okinawa Trough (OT) during the late Quaternary, which attracted much attention to the origin of volcanic rocks. Pumice collected from the seafloor has been extensively investigated, whereas few studies paid ...
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Alessandra Correale, Vittorio Scribano and Antonio Paonita
Ultramafic magmas (MgO = 18 wt%) are generally thought to be primary mantle melts formed at temperatures in excess of 1600 °C. Volatile contents are expected to be low, and accordingly, high-Mg magmas generally do not yield large explosive eruptions. How...
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Irene R. Hernando,Eduardo J. Llambias,Pablo D. Gonzalez,Kei Sato
Pág. 158 - 179
The Payun Matru Volcanic Field is located in the Payenia Basaltic Province of the recent back-arc of western Argentina (35°S-38°S). This province is younger than 5 Ma, and most of its volcanic activity took place since 2 Ma. The Payun Matru Volcanic Fiel...
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Wes Hildreth,Judy Fierstein,Estanislao Godoy,Robert E. Drake,Brad Singer
Pág. 275 - 309
A remote volcanic field in the rugged headwaters of the Río Puelche and Río Invernada (35.8°S) constitutes the largest cluster of Quaternary rhyolite lava flows yet identified in the Andean Southern Volcanic Zone. The Puelche Volcanic Field belongs to an...
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