RT Journal Article T1 Early Proterozoic zircons in Variscangabbros from central Spain:Evidence of an Icartian magmaticevent at mantle depths? A1 Villaseca González, Carlos A1 Orejana García, David A1 Armstrong, R.A. A1 Pérez-Soba Aguilar, Cecilia María A1 Merino Martínez, Enrique PB Elsevier Science Ltd SN 0016-7037 YR 2009 FD 2009 LK https://hdl.handle.net/20.500.14352/50206 UL https://hdl.handle.net/20.500.14352/50206 LA eng DS Docta Complutense RD 15 dic 2025