Deep carbon cycling during subduction revealed by coexisting diamond-methane-magnesite in peridotite
Xiaoxia Wang, Yilin Xiao, Hans‐Peter Schertl, N. V. Sobolev, Yangyang Wang, He Sun, Deshi Jin, Dong‐Bo Tan
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.
Topics & Concepts
PeridotiteGeologyMagnesiteMethaneMantle (geology)GeochemistrySubductionMantle wedgeDiamondCarbon fibersCyclingMaterials scienceTectonicsSeismologyComposite numberMetallurgyChemistryComposite materialOrganic chemistryMagnesiumArchaeologyHistoryGeological and Geochemical AnalysisHigh-pressure geophysics and materialsearthquake and tectonic studies