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Preliminary chemical data from basaltic rocks dredged at Great Meteor, Hyeres a...
Madureira, Pedro; Pinto Ribeiro, Luísa; Lourenço, Nuno; Martins, Sofia; Pinto de Abreu, ManuelThe seafloor near the Azores archipelago and the southern seamounts are still greatly unexplored. Cruise EMEPC/Açores/G3/2007 was planned to collect geological and geophysical data for the Portuguese Proposal for the Extension of the Continental Shelf under the United Nations Convention on the Law of the Sea (UNCLOS) along a track from the Azores to the Great Meteor seamount. Over 40 dredge operations were perf...
The Azores - G3 cruise: Multidisciplinary studies from the Azores rift zone to ...
Lourenço, Nuno; Pinto de Abreu, Manuel; Madureira, Pedro; Pinto Ribeiro, LuísaDuring May/June 2007, the Cruise EMEPC/Açores/G3/2007 was sailed aboard the SV Kommandor Jack in the scope of Portuguese Program for the Extension of the Continental Shelf. The Cruise, mainly focused on geological sampling, comprised a 1st leg lasting five days, at the Terceira rift zone and S. Jorge Island flank and a 2nd leg which lasted twenty-four days at the Atlantis, Plato, Hyeres and Great Meteor Seamoun...
Multi-variate analysis of elemental data from the Azores archipelago and Great ...
Costa, Raquel; Mirão, José; Madureira, Pedro; Pinto Ribeiro, Luísa; Pimentel, Fernando; Pinto de Abreu, ManuelSeveral dredge operations were sucessfully performed during the cruise EMEPC/Açores/G3/2007 along a track from the Azores to the Great Meteor seamounts covering also Plato and Hyeres seamounts. The recovered basaltic rocks are alkaline displaying mainly porphyritic textures with variable vesicularity and olivine, clinopyroxene ± plagioclase phenocrysts. Most samples contain thin veins or vesicles filled with ca...
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