Destruction and regrowth of lithospheric mantle beneath large igneous provinces

SN Stephenson, PW Ball, FD Richards - Science Advances, 2023 - science.org
Large igneous provinces (LIPs) are formed by enormous (ie, frequently> 106 km3) but short-
lived magmatic events that have profound effects upon global geodynamic, tectonic, and …

Glacial‐interglacial circulation and climatic changes in the South Indian Ocean (Kerguelen Plateau region) recorded by detrital and biogenic magnetic minerals

Y Liu, C Kissel, A Mazaud, Y Pan… - Journal of Geophysical …, 2023 - Wiley Online Library
Abstract The Southern Ocean (SO) plays a fundamental role in global climate due to the
presence of the intense eastward‐flowing Antarctic Circumpolar Current (ACC), one of the …

Clay mineralogy and geochemistry of surface sediments in the equatorial western Indian Ocean and implications for sediment sources and the Antarctic bottom water …

Z He, S Qiao, L Jin, W Shen, B Wu, J Sheng… - Journal of Asian Earth …, 2023 - Elsevier
Sediments in the equatorial western Indian Ocean are mixed products from biological,
terrigenous, autogenic, volcanic, and hydrothermal materials influenced by various …

Shallow recycling of lower continental crust: The Mahoney Seamount at the Southwest Indian Ridge

D Woelki, V Salters, C Beier, H Dick, J Koepke… - Earth and Planetary …, 2023 - Elsevier
Abstract The Mahoney Seamount is a recently discovered volcanic edifice located 4 km
north of the ultra-slow spreading Southwest Indian Ridge (SWIR). The SWIR is one of the …

Hotspot volcanism along a leaky fracture zone contributes the formation of the 85° E Ridge at 11° N latitude, Bay of Bengal

L Shang, G Hu, J Pan, PD Clift, H Li, Y Zhang, C Yang… - Tectonophysics, 2022 - Elsevier
Abstract The 85° E Ridge is a prominent linear structure in the northeastern Indian Ocean. Its
nature and origin are still controversial due to the coverage of thick Bengal Fan sediments …

The Conrad Rise Revisited: Eocene to Miocene Volcanism and Its Implications for Magma Sources and Tectonic Development

H Sato, S Machida, CM Meyzen… - Journal of …, 2024 - Wiley Online Library
Abstract The Conrad Rise (CR), located midway between Antarctica and the Southwest
Indian Ridge (SWIR), remains one of the least explored submarine large igneous provinces …

Petrogenesis of lava from Christmas Island, Northeast Indian Ocean: implications for the nature of recycled components in non-plume intraplate settings

TJ Falloon, K Hoernle, BF Schaefer, IN Bindeman… - Geosciences, 2022 - mdpi.com
Lava samples from the Christmas Island Seamount Province (CHRISP) record an extreme
range in enriched mantle (EM) type Sr-Nd-Pb-Hf isotope signatures. Here we report osmium …

Environmental characteristics of trace metals in seawater from the Ninety East Ridge in the Indian Ocean

J Li, D Zhang, F Jiang, H Chen, W Cao… - Journal of Oceanology and …, 2024 - Springer
Abstract The Ninety East Ridge in the Indian Ocean has complex and unique characteristics.
The concentrations and distribution characteristics of 10 trace metals (V, Cr, Mn, Fe, Co, Ni …

A new tectonic model between the Madagascar Ridge and Del Cano Rise in the Indian Ocean

T Sato, Y Nogi, H Sato, M Fujii - Journal of Geophysical …, 2022 - Wiley Online Library
Abstract The southern Indian Ocean has several prominent aseismic ridges recognized as
oceanic large igneous provinces (ie, the Madagascar Ridge, Del Cano Rise, Crozet Plateau …

Nature of the Crust in the Southern Part of the Bay of Bengal and the Adjacent Part of the Central Basin (Indian Ocean)

VK Illarionov, OY Ganzha, DA Ilyinsky… - … and Oceanic Physics, 2022 - Springer
Based on the data of deep seismic sounding, which were obtained in 2003 on the R/V
Mezen in the Bay of Bengal, two velocity sections have been constructed that characterize …