A universal concept for melting in mantle upwellings
5 February 2026Nature, Published online: 04 February 2026; doi:10.1038/s41586-025-10065-3
The first melts generated in any solid-state mantle upwelling are kimberlitic CO2-rich silicate melts that form at about 250 km depth through oxidation of elemental carbon to CO2.