P. Schmoldt, PhD - MTNet - DIAS

List of Figures
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7.5. Two regional models of the Betic Cordillera with different affiliation of
the lower crust beneath the Internal Betics, and cause for the subduction
of the Iberian Plate beneath the boundary of Internal and External Betics . 140
7.6. Dimensionality of the subsurface along the magnetotelluric profile by
Pous et al. [1999] . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
7.7. Situation map and horizontal cross sections of the 3D model by Martí
et al. [2009a] . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141
7.8. Schematic representation of the conductive feature in the Betic Cordillera 142
7.9. Top view slices from the 3D resistivity model by Rosell et al. [2010] . . . 143
7.10. Vertical slices of the 3D model by Rosell et al. [2010] . . . . . . . . . . . 144
7.11. Projection of the results by Rosell et al. [2010] onto a velocity–depth
transect from Amaru [2007] . . . . . . . . . . . . . . . . . . . . . . . . . 145
7.12. Main morphostructural units of the south submeseta and their location in
the Iberian Peninsula . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146
7.13. Geologic timescale with most relevant geologic events of the Tajo Basin . 147
7.14. Palaeotectonic-palaeographic map of Iberia and surrounding areas during
Cretaceous (Santonian) . . . . . . . . . . . . . . . . . . . . . . . . . . . 148
7.15. Structural outline of active present-day faults in the Tajo Basin and surrounding
regions, overlain by the location of PICASSO recording sites . . 149
7.16. Cenozoic volcanic provinces in the SE Iberian Peninsula . . . . . . . . . 150
7.17. Tectonomagmatic scenario for the latest Miocene to present alkaline basaltic
volcanism in western Europe . . . . . . . . . . . . . . . . . . . . . . . . 151
7.18. Depth of the Moho beneath the Iberian Peninsula and surrounding regions 153
7.19. Depth of the Moho beneath the Iberian Peninsula and surrounding regions 154
7.20. Velocity–depth distribution along a profile through the Iberian Peninsula 155
7.21. Group velocity maps of the Iberian Peninsula crust . . . . . . . . . . . . 156
7.22. Shear velocity relative to a smoothed PREM-like model beneath a transect
coinciding with the PICASSO Phase I profile . . . . . . . . . . . . . . . 156
7.23. Tomography based P-wave velocity beneath the Iberian Peninsula . . . . 157
7.24. Anomalies of P-wave velocity in respect to the AK135 reference model
for a transect coinciding with the PICASSO Phase I profile . . . . . . . . 158
7.25. Locations of four Receiver Function stations used by Julià and Mejía
[2004] to derive the Moho depth beneath the Iberian Peninsula . . . . . . 161
7.26. Filtered heat flow map of the Iberian Peninsula . . . . . . . . . . . . . . 162
7.27. Geotherms of the Tajo Basin . . . . . . . . . . . . . . . . . . . . . . . . 163
7.28. Rheological profiles of the Tajo Basin . . . . . . . . . . . . . . . . . . . 164
7.29. Comparison of estimates for the continental crust in the Spanish Central
System (Central Spain) . . . . . . . . . . . . . . . . . . . . . . . . . . . 165
8.1. RMS misfit for different geoelectric strike directions applied to data from
magnetotelluric stations in the Tajo Basin recorded during PICASSO Phase
I . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171