Multi-stage evolution of a sub-aerial volcanic ridge over the last 1.3 Myr: S. Jorge Island, Azores triple junction

New K/Ar dating and geochemical analyses have been carried out on the WNW-ESE elongated oceanic island of S. Jorge to reconstruct the volcanic evolution of a linear ridge developed close to the Azores triple junction. We show that S. Jorge sub-aerial construction encompasses the last 1.3 Myr, a time...

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Bibliographic Details
Main Author: Hildenbrand, Anthony (author)
Other Authors: Madureira, Pedro Miguel (author), Marques, Fernando Ornelas (author), Cruz, Inês (author), Henry, Bernard (author), Silva, Pedro (author)
Format: article
Language:eng
Published: 2012
Subjects:
Sao Jorge
Azores triple junction
MAR
K/Ar
Geochemistry
Volcanic ridge evolution
Online Access:http://hdl.handle.net/10400.21/1323
Country:Portugal
Oai:oai:repositorio.ipl.pt:10400.21/1323

Internet

http://hdl.handle.net/10400.21/1323

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