Drying and dying of a subducted slab: Coupled Li and B isotope variations in Western Anatolia Cenozoic Volcanism (Articolo in rivista)

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  • Drying and dying of a subducted slab: Coupled Li and B isotope variations in Western Anatolia Cenozoic Volcanism (Articolo in rivista) (literal)
Anno
  • 2008-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1016/j.epsl.2008.04.032 (literal)
Alternative label
  • Samuele Agostini; Jeffrey G. Ryan; Sonia Tonarini; Fabrizio Innocenti (2008)
    Drying and dying of a subducted slab: Coupled Li and B isotope variations in Western Anatolia Cenozoic Volcanism
    in Earth and planetary science letters; ELSEVIER SCIENCE BV, PO BOX 211, 1000 AE AMSTERDAM, NETHERLANDS, AMSTERDAM (Paesi Bassi)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Samuele Agostini; Jeffrey G. Ryan; Sonia Tonarini; Fabrizio Innocenti (literal)
Pagina inizio
  • 139 (literal)
Pagina fine
  • 147 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://www.sciencedirect.com/science/article/pii/S0012821X08002719 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 272 (literal)
Rivista
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  • 9 (literal)
Note
  • ISI Web of Science (WOS) (literal)
  • Scopu (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • a CNR -- Istituto di Geoscienze e Georisorse, Via G. Moruzzi 1, 56124 Pisa, Italy b Department of Geology, University of South Florida, Tampa, USA c Dipartimento di Scienze della Terra, Università di Pisa, Pisa, Italy (literal)
Titolo
  • Drying and dying of a subducted slab: Coupled Li and B isotope variations in Western Anatolia Cenozoic Volcanism (literal)
Abstract
  • In lavas spanning ~ 10Ma of subduction-related volcanism in Western Anatolia, we observe remarkably similar patterns of ?7Li and ?11B variation. In this setting, magmatism records a transition from calc-alkaline to ultrapotassic character, consistent with overall lower mean extents of melting, and a changing mantle source that reflects a fractionating, higher temperature slab input consistent with the gradual cessation of subduction. Subsequent rift-related intraplate magmatism record ?7Li signatures within the range observed for MORBs and OIBs, indicating an abrupt transition to a mantle source unmodified by subduction. (literal)
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