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Episodic entrainment of deep primordial mantle material into ocean island basalts

Chemical differences between mid-ocean ridge basalts (MORBs) and ocean island basalts (OIBs) provide critical evidence that the Earth's mantle is compositionally heterogeneous. MORBs generally exhibit a relatively low and narrow range of (3)He/(4)He ratios on a global scale, whereas OIBs displa...

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Detalles Bibliográficos
Autores principales: Williams, Curtis D., Li, Mingming, McNamara, Allen K., Garnero, Edward J., van Soest, Matthijs C.
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Pub. Group 2015
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4673794/
https://www.ncbi.nlm.nih.gov/pubmed/26596781
http://dx.doi.org/10.1038/ncomms9937