Northward drift of the Azores plume in the Earth’s mantle

Tectonic plate motions are often reconstructed based on the assumption that mantle plumes are fixed within the mantle. Here, the authors provide geochemical and geodynamic evidence to suggest that the asymmetry of the Azores thermal anomaly can be explained by northward motion of the Azores plume.

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Detalles Bibliográficos
Autores principales: Maëlis Arnould, Jérôme Ganne, Nicolas Coltice, Xiaojun Feng
Formato: article
Lenguaje:EN
Publicado: Nature Portfolio 2019
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Acceso en línea:https://doaj.org/article/63ff995ae5c0439ba01db9236fdb198f
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Descripción
Sumario:Tectonic plate motions are often reconstructed based on the assumption that mantle plumes are fixed within the mantle. Here, the authors provide geochemical and geodynamic evidence to suggest that the asymmetry of the Azores thermal anomaly can be explained by northward motion of the Azores plume.