Solidification of Earth’s mantle led inevitably to a basal magma ocean

Nature, Published online: 26 March 2025; doi:10.1038/s41586-025-08701-zAs the early Earth solidified, gravitational segregation of dense, iron-rich melts drove mantle evolution, injecting geochemical signatures of shallow silicate fractionation into the deep mantle and inevitably forming a basal magma ocean.

Mar 26, 2025 - 17:26
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Solidification of Earth’s mantle led inevitably to a basal magma ocean

Nature, Published online: 26 March 2025; doi:10.1038/s41586-025-08701-zAs the early Earth solidified, gravitational segregation of dense, iron-rich melts drove mantle evolution, injecting geochemical signatures of shallow silicate fractionation into the deep mantle and inevitably forming a basal magma ocean.