G. (Eds.), The evolution of the Rheic Ocean: FromAvalo-
nian-Cadomian active margin to Alleghenian-Variscan
collision. Geological Society of America Special Paper
423, 315-332.
Gómez Barreiro, J., Martínez Catalán, J.R., Díez Fernán-
dez, R., Arenas, R., Díaz García, F. 2010a. Upper crust
reworking during gravitational collapse: the Bembibre –
Pico Sacro detachment system (NW Iberia). Journal of
the Geological Society, London, 167, 769-784.
Gómez Barreiro, J., Martínez Catalán, J.R., Prior, D., Wenk,
H.-R., Vogel, S., Díaz García, F., Arenas, R., Sánchez
Martínez, S., Lonardelli, I. 2010b. Fabric development
in a Middle Devonian intra-oceanic subduction regime:
the Careón ophiolite (NW Spain). Journal of Geology,
118,163-186.
González Cuadra, P. 2007. La Unidad de Corredoiras (Com-
plejo de Órdenes, Galicia): Evolución estructural y meta-
mórfica. Nova Terra, 33, 254 p.
Harris, N.B.W., Pearce, J.A., Tindle, A.G. 1986. Geochemical
characteristics of collision zone magmatism. In: Coward,
M.P. and Reis, A.C. (Eds.), Collision tectonics. Geologi-
cal Society of London, Special Publication, 19, 67-81.
Hastie, A.R., Kerr, A.C., Pearce, J.A., Mitchell, S.F. 2007.
Classification of altered volcanic island arc rocks using
immobile trace elements: development of the Th-Co
discrimination diagram. Journal of Petrology, 48, 2341-
2357.
Hebert, L.B., Antoshechkina, P., Asimow, P, Gurnis, M.
2009. Emergence of a low-viscosity channel in subduc-
tion zones through the coupling of mantle flow and ther-
modynamics. Earth and Planetary Science Letters, 278,
243-256.
Irvine, T.N., Baragar, W.R.A. 1971. A guide to the chemical
classification of the common volcanic rocks. Canadian
Journal of Earth Sciences, 8, 523-548.
Kroner, U., Romer, R.L. 2013. Two plates – Many subduc-
tion zones: The Variscan orogeny reconsidered. Gond-
wana Research, 24, 298-329.
Kryza, R., Pin, C. 2010. The Central-Sudetic ophiolites (SW
Poland): Petrogenetic issues, geochronology and palaeo-
tectonic implications. Gondwana Research, 17, 292-305.
Lardeaux, J.M., Ledru, P., Daniel, I., Duchene, S. 2001. The
Variscan French Massif Central-a new addition to the ul-
tra-high pressure metamorphic ‘club’: exhumation pro-
cesses and geodynamic consequences. Tectonophysics,
332, 143-167.
Leitch, E.C. 1984. Island arc elements and arc-related ophi-
olites. Tectonophysics, 106, 177-203.
Linnemann, U., Romer, R.L. 2002. The Cadomian Oroge-
ny in Saxo-Thuringia, Germany: geochemical and Nd-
Sr-Pb isotopic characterization of marginal basins with
constraints to geotectonic setting and provenance. Tec-
tonophysics, 352, 33-64.
Llana-Fúnez, S. 2002. Quartz c-axis texture mapping of
a Variscan regional foliation (Malpica-Tui Unit, NW
Spain). Journal of Structural Geology, 24, 1299–1312.
Llana-Fúnez, S., Marcos, A. 2001. The Malpica–Lamego
Line: a major crustal-scale shear zone in the Variscan
belt of Iberia. Journal of Structural Geology, 23, 1015-
1030.
López-Carmona A, Abati J, Reche J. 2010. Petrologic model-
ing of chloritoid-glaucophane schists from the NW Ibe-
rian Massif. Gondwana Research, 17, 377-391.
López Carmona, A., Pitra, P., Abati, J. 2013. Blueschist-fa-
cies metapelites from the Malpica-Tui Unit (NW Iberian
Massif): phase equilibria modelling and H
2
O and Fe
2
O
3
influence in high-pressure assemblages. Journal of Meta-
morphic Geology, 31, 263-280.
López Carmona, A., Abati, J., Pitra, P., Lee, J.K.W. 2014.
Retrogressed lawsonite blueschists from the NW Iberian
Massif: P-T constraints from numerical modelling and
40
Ar/
39
Ar geochronology. Contributions to Mineralogy
and Petrology, 167, 987: 1-20.
Llana-Fúnez, S., Marcos, A. 2001. The Malpica – Lamego
Line: a major crustal-scale shear zone in the Variscan belt
of Iberia. Journal of Structural Geology, 23, 1015-1030.
Marcos, A., Marquínez, J., Pérez-Estaún, A., Pulgar, J.A.,
Bastida, F. 1984. Nuevas aportaciones al conocimiento de
la evolución tectonometamórfica del Complejo de Cabo
Ortegal (NW de España). Cuadernos do Laboratorio Xe-
olóxico de Laxe, 7, 125-137.
Marcos, A., Farias, P., Galán, G., Fernández, F.J., Lla-
na-Fúnez, S. 2002. Tectonic framework of the Cabo
Ortegal Complex: A slab of lower crust exhumed in the
Variscan orogen (northwestern Iberian Peninsula). In:
Martínez Catalán, J.R., Hatcher, R.D. Jr., Arenas, R. and
Díaz García, F. (Eds.), Variscan-Appalachian dynamics:
the building of the Late Paleozoic basement. Geological
Society of America Special Paper, 364, 143-162.
Martínez Catalán, J.R. 2011. Are the oroclines of the Vari-
scan belt related to late Variscan strike-slip tectonics?
Terra Nova, 23, 241-247.
Martínez Catalán, J.R., Hacar Rodríguez, M.P., Villar Alon-
so, P., Pérez – Estaún, A. and gonzález lodeiro, F. 1992.
Lower Paleozoic extensional tectonics in the limit be-
tween the West Asturian – Leonese and Central Iberian
Zones of the Variscan Fold – Belt in NW Spain. Geolo-
gische Rundschau, 81, 545-560.
Martínez Catalán J.R., Arenas, R., Díaz García, F., Rubio
Pascual, F.J., Abati, J., Marquínez, J. 1996. Variscan exhu-
mation of a subducted Paleozoic continental margin: The
basal units of the Órdenes Complex, Galicia, NW Spain.
Tectonics, 15, 106-121.
Martínez Catalán, J.R., Díaz García, F., Arenas, R., Abati, J.,
62
3. GEOLOGICAL FRAMEWORK




