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Showing 1–2 of 2 results
Advanced filters: Author: Adélie Delacour Clear advanced filters

  • The sea floor at the easternmost Southwest Indian mid-ocean ridge is smooth, unlike that at other mid-ocean ridges. Sonar imaging and analysis of rock samples show that the sea floor here is composed almost entirely of sea-water-altered mantle rocks that have been brought to the surface by large faults on both sides of the ridge axis over the past 11 million years.

    • Daniel Sauter
    • Mathilde Cannat
    • Roger Searle
    Research
    Nature Geoscience
    Volume: 6, P: 314-320

  • During subduction, fluids are released into the mantle wedge, but the exact compositions of these fluids are unclear. Ponset al. by analysing zinc isotopes from serpentinite provide evidence that oxidized, sulphate rich fluids are released to the mantle wedge during subduction.

    • Marie-Laure Pons
    • Baptiste Debret
    • Helen Williams
    ResearchOpen Access
    Nature Communications
    Volume: 7, P: 1-8