Mantle structure beneath the Macaronesian volcanic islands (Cape Verde, Canaries, Madeira and Azores): A review and future directions

C Civiero, J Carvalho, G Silveira - Frontiers in Earth Science, 2023 - frontiersin.org
Ocean island volcanism provides a unique window into the nature of mantle composition,
dynamics and evolution. The four Macaronesian archipelagos–Cape Verde, the Canaries …

Time-Dependent Evolution And Source Heterogeneities of Ocean Island Basalts From a Weak Plume, São Jorge, Azores

A Marzoli, J Madeira, J Mata, A De Min… - Journal of …, 2024 - academic.oup.com
The geochemical composition of ocean island basalts (OIBs) from the Azores (AZ) reflects
the spatial distribution, shape and temporal evolution of small-scale geochemical …

Crustal and uppermost mantle structure near the Gloria Fault, North Atlantic, from ocean bottom seismometer surface wave observations

JI Pinzón, S Custódio, G Silveira… - Geophysical Journal …, 2024 - academic.oup.com
In this work, we present both 1-D and 3-D shear wave velocity (Vs) models of the oceanic
crust and uppermost mantle below the Deep OCean Test ARray area, located∼ 70 km north …

Construction of the Caroline Ridge uppermost basement in the West Pacific: Implications from intrabasement seismic reflectors

Z Zhang, D Dong, S Li, X Wang, G Zhang… - Geological …, 2024 - Wiley Online Library
The construction model of the Caroline Ridge uppermost basement is still unresolved,
requiring more inference from limited geophysical observational data. Here, we …

Crustal structure across the São Miguel Island (Azores, North Atlantic) and tectonic implications

L Batista, C Hübscher, P Terrinha, L Matias… - Marine Geophysical …, 2022 - Springer
The crustal and uppermost lithospheric mantle of the São Miguel Island in the Azores
Plateau was investigated using one 160 km long refraction and wide angle reflection …

On the Geological and Palaeontological Heritage of the Azores Archipelago and the Urgent need to Review the Geosites of the Azores UNESCO Geopark: A …

SP Ávila, A Hipólito, P Madeira, L Baptista… - Geoconservation …, 2023 - oiccpress.com
In a recent review article, Lima & Meneses (2023, Geoconservation Research, 6 (1): 114-
127) reported on the Azores Geopark, introducing a new geosite for São Miguel Island. We …

Why and how do small volcanic ocean islands collapse? Lessons from Santa Maria Island, Azores

FO Marques, LP Ribeiro, ACG Costa, C Hübscher… - 2023 - researchsquare.com
Volcanic ocean island collapse is a gravitational process, which means that mass is a key
variable. Here we show that small volcanic islands (small mass) usually considered stable …

[PDF][PDF] A new geodynamic model of the Azores archipelago: preliminary results

J Almeida, J Duarte, F Rosas, R Fernandes… - 2024 - meetingorganizer.copernicus.org
The Azores archipelago is an integral part of the Macaronesian geographic region (which
also includes the volcanic archipelagos of Madeira, Selvagens, Canaries and Cape Verde) …