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Autor Johnston, Stephen T. |
Documentos disponibles escritos por este autor (4)
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Gutiérrez Alonso, Gabriel ; Collins, Alan S. ; FernándezSuárez, Javier ; Pastor Galán, Daniel ; González Clavijo, Emilio ; Jourdan, Fred ; Weil, Arlo B. ; Johnston, Stephen T. | Elsevier | 2015-03-07Abstract Orogenic curvature is a ubiquitous feature of mountain belts, and the plate tectonic and geodynamic setting responsible for the development of curved orogens is a subject of debate. In order to distinguish between different models of or[...]texto impreso
Gutiérrez Alonso, Gabriel ; Fernández Suárez, Javier ; Jeffries, Teresa E. ; Johnston, Stephen T. | American Geophysical Union | 2011U?Pb (zircon) crystallization ages of 52 late?Variscan granitoid intrusions from NW Iberia (19 from new data, 33 from previous studies) constrain the lithospheric evolution of this realm of the Variscan belt of Western Europe and allow assessmen[...]texto impreso
Fernández Suárez, Javier ; Gutiérrez Alonso, Gabriel ; Johnston, Stephen T. ; Jeffries, Teresa E. ; Pastor Galán, Daniel ; Jenner, G.A. ; Murphy, J. Brendam | Elsevier Science B.V., Amsterdam | 2011A suite of post-tectonic granitoids (mostly peraluminous, broadly I-type granodiorites and monzogranites) and mafic rocks from NWIberia with crystallization ages between ca. 309 and 290 Ma has been investigated for Sm–Nd isotopes and inherited z[...]texto impreso
Gutiérrez Alonso, Gabriel ; Fernández Suárez, Javier ; Weil, Arlo B. ; Murphy, J. Brendam ; Nance, R. Damian ; Corfu, Fernando ; Johnston, Stephen T. | Nature Publishing Group | 2008One of the most striking and rare occurrences in the Earth's history is the amalgamation of most of the continental lithosphere into one supercontinent. The most recent supercontinent, Pangaea, lasted from 320 to 200 million years ago. Here, we [...]