Quantifying Asthenospheric and Lithospheric Controls on Mafic Magmatism Across North Africa

African basin‐and‐swell morphology is often attributed to the planform of subplate mantle convection. Across North Africa, the coincidence of Neogene and Quaternary (i.e.,

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Bibliographische Detailangaben
Veröffentlicht in:	Geochemistry, geophysics, geosystems : G3 geophysics, geosystems : G3, 2019-07, Vol.20 (7), p.3520-3555
Hauptverfasser:	Ball, P. W., White, N. J., Masoud, A., Nixon, S., Hoggard, M. J., Maclennan, J., Stuart, F. M., Oppenheimer, C., Kröpelin, S.
Format:	Artikel
Sprache:	eng
Schlagworte:	Anomalies Asthenosphere basalt volcanism Decompression dynamic topography Earth Earthquakes geochemistry Gravitational fields Gravity anomalies Lava Lithosphere Magma Mantle convection mantle temperature Modelling Neogene North Africa Peridotite Potential temperature Quaternary Rare earth elements Seismic activity Shear wave velocities Swell Tibesti and Haruj Topography Upper mantle Wave velocity Wavelength
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Beschreibung
Zusammenfassung:	African basin‐and‐swell morphology is often attributed to the planform of subplate mantle convection. Across North Africa, the coincidence of Neogene and Quaternary (i.e.,
ISSN:	1525-2027 1525-2027
DOI:	10.1029/2019GC008303