Upper mantle shear wave velocity structure beneath the East African plateau: Evidence for a deep, plateauwide low velocity anomaly

Geophysical Journal International

Volumn 189, Issue 1, 2012, Pages 123-142

  Adams, Aubreya ^a   Nyblade, Andrew ^a   Weeraratne, Dayanthie ^b  

^a PENNSYLVANIA STATE UNIVERSITY   (United States)

^b CALIFORNIA STATE UNIVERSITY   (United States)

Author keywords

Africa; Continental tectonics: Extensional; Dynamics of lithosphere and mantle; Mantle processes; Seismic tomography; Surface waves and free oscillations

Indexed keywords

AFRICA; BASEMENT COMPLEX; BROADBAND SEISMIC STATIONS; CENOZOIC VOLCANISM; COMPOSITIONAL CHANGES; CONTINENTAL TECTONICS; DEPTH RANGE; DISPERSION CURVES; EAST AFRICAN RIFT; EAST AFRICANS; LITHOSPHERIC MANTLE; LOW VELOCITY REGION; LOW-VELOCITY ANOMALY; LOWER MANTLE; MANTLE PROCESSES; MANTLE TRANSITION ZONE; PARTIAL MELT; POLARIZATION DIRECTION; RAYLEIGH-WAVE PHASE VELOCITY; RIGID BLOCK; SEISMIC TOMOGRAPHY; SHEAR WAVE VELOCITY MODELS; SHEAR WAVE VELOCITY STRUCTURE; TANZANIA; TELESEISMIC; TEMPERATURE VARIATION; THERMAL PERTURBATIONS; UPPER MANTLE; VARIABLE STRUCTURES; WAVE METHOD;

ACOUSTIC WAVE VELOCITY; PHASE VELOCITY; SHEAR WAVES; SURFACE WAVES; TECTONICS; THREE DIMENSIONAL;

STRUCTURAL GEOLOGY;

ANOMALY; EXTENSIONAL TECTONICS; LITHOSPHERIC STRUCTURE; MANTLE STRUCTURE; PHASE VELOCITY; PLATEAU; RAYLEIGH WAVE; RIFTING; S-WAVE; SEISMIC TOMOGRAPHY; SEISMIC VELOCITY; TELESEISMIC WAVE; UPPER MANTLE; VELOCITY STRUCTURE;

EAST AFRICAN RIFT; KENYA; TANZANIA CRATON; UGANDA;

EID: 84858622748     PISSN: 0956540X     EISSN: 1365246X     Source Type: Journal    
DOI: 10.1111/j.1365-246X.2012.05373.x     Document Type: Article

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