Deep carbon cycling during subduction revealed by coexisting diamond-methane-magnesite in peridotite

Authors: Xiaoxia Wang, Yilin Xiao, Hans-Peter Schertl, Nikolay V Sobolev, Yang-Yang Wang, He Sun, Deshi Jin, Dong-Bo Tan

Published: 2023-07-25

DOI: 10.1093/nsr/nwad203

Source: Full article

---

Abstract

Identification of multiphase inclusions in peridotite suggests that released carbon from a subducting slab can be stored as diamond+methane+magnesite in the overlying mantle wedge, achieving deep carbon cycling.