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

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

Tiny droplets of ocean island basalts unveil Earth's deep chlorine cycle, Published online: 04 January 2019; doi:10.1038/s41467-018-07955-8

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.

from A via a.sfakia on Inoreader https://go.nature.com/2TsYUNd