Open AccessCompositional mantle layering revealed by slab stagnation at ~1000-km depth
Author(s) -
Maxim Ballmer,
N. C. Schmerr,
Takashi Nakagawa,
Jeroen Ritsema
Publication year - 2015
Publication title -
science advances
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.928
H-Index - 146
ISSN - 2375-2548
DOI - 10.1126/sciadv.1500815
Subject(s) - mantle (geology) , geology , mantle convection , mantle wedge , hotspot (geology) , slab , transition zone , geophysics , planetary differentiation , crustal recycling , core–mantle boundary , basalt , subduction , petrology , geochemistry , tectonics , paleontology , continental crust
The stagnation of ~1000-km deep slabs indicates that dense basalt may be more abundant in the lower mantle than in the upper mantle.
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