A subduction influence on ocean ridge basalts outside the Pacific subduction shield
We discover a pervasive subduction influence in the Arctic, Atlantic and Indian mantle, which is nearly absent in the Pacific mantle. Such a hemispheric-scale upper mantle heterogeneity reflects the control of a “subduction shield” that has surrounded the Pacific Ocean for 180 Myr.
Guardado en:
Autores principales: | A. Y. Yang, C. H. Langmuir, Y. Cai, P. Michael, S. L. Goldstein, Z. Chen |
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Formato: | article |
Lenguaje: | EN |
Publicado: |
Nature Portfolio
2021
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Materias: | |
Acceso en línea: | https://doaj.org/article/5139577c910d436abee3fb4f9004e5cb |
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