Tiny droplets of ocean island basalts unveil Earth’s deep chlorine cycle

Volatile exchange between the Earth’s interior and surface layers is one of the central issues in mantle geochemistry. Here the authors present evidence that chlorine is transferred from the surface to the deep mantle by subducted oceanic crust, forming a chlorine-rich mantle reservoir.

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Autores principales: Takeshi Hanyu, Kenji Shimizu, Takayuki Ushikubo, Jun-Ichi Kimura, Qing Chang, Morihisa Hamada, Motoo Ito, Hikaru Iwamori, Tsuyoshi Ishikawa
Formato: article
Lenguaje:EN
Publicado: Nature Portfolio 2019
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Acceso en línea:https://doaj.org/article/29a62bc6ad3c407c98cb9e0336f92c65
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Sumario:Volatile exchange between the Earth’s interior and surface layers is one of the central issues in mantle geochemistry. Here the authors present evidence that chlorine is transferred from the surface to the deep mantle by subducted oceanic crust, forming a chlorine-rich mantle reservoir.