Triassic to Middle Jurassic geodynamic evolution of southwestern Gondwana: From a large flat-slab to mantle plume suction in a rollback subduction setting

C Navarrete, G Gianni, A Encinas, M Márquez… - Earth-Science …, 2019 - Elsevier
A novel geodynamic evolution model of the southwestern region of Gondwana from the late
Triassic to the middle Jurassic period is proposed in this contribution, based on new data …

The cycling of subducted oceanic crust in the Earth's deep mantle

M Li - Mantle convection and surface expressions, 2021 - Wiley Online Library
The oceanic crust is created at mid‐ocean ridges and returned to the Earth's deep mantle at
subduction zones. A clear picture on the dynamics and distribution of the subducted oceanic …

Petrogenesis of the 1.85 Ga sonakhan mafic dyke swarm, bastar craton, India

JG Shellnutt, KR Hari, ACY Liao, SW Denyszyn… - Lithos, 2019 - Elsevier
The NNW trending tholeiitic Sonakhan mafic dyke swarm of the Northern Bastar Craton is
comprised of basalt to basaltic andesite (SiO 2= 46.3 wt% to 55.3 wt%; Mg#= 37 to 70) …

Subduction initiation from a stagnant lid and global overturn: new insights from numerical models with a free surface

F Crameri, PJ Tackley - Progress in Earth and Planetary Science, 2016 - Springer
Subduction initiation is a key in understanding the dynamic evolution of the Earth and its
fundamental difference to all other rocky planetary bodies in our solar system. Despite …

Origin of Late Permian syenite and gabbro from the Panxi rift, SW China: The fractionation process of mafic magma in the inner zone of the Emeishan mantle plume

Z Zhang, J Qin, S Lai, X Long, Y Ju, X Wang, Y Zhu… - Lithos, 2019 - Elsevier
Contemporaneous alkaline and gabbroic intrusions are commonly observed around high-Ti
basalt in the inner zone of Emeishan large igneous province (ELIP), the distribution and …

[HTML][HTML] Lower mantle water distribution from ab initio proton diffusivity in bridgmanite

CE Mohn, R Caracas, CP Conrad - Earth and Planetary Science Letters, 2025 - Elsevier
Proton self diffusion coefficients for bridgmanite at lower mantle conditions are calculated
from ab initio molecular dynamics simulations. We find that the proton self diffusion …

The magma source (s) and Ni-PGE potential of the Ventersdorp large igneous province

KB Khumalo - 2023 - search.proquest.com
This thesis investigates the magmas source (s) of the Ventersdorp Supergroup on the
Kaapvaal Craton in South Africa. The investigation is addressed in three interlinked …

The weight loss effect of heated inner cylinder by free convection in horizontal cylindrical enclosure

IO Sboev, AN Kondrashov, KA Rybkin… - … Science and Technology, 2018 - Springer
The work presents results of numerical simulations of natural convection in cavity formed by
the surfaces of two horizontal coaxial cylinders. The temperature of the outer cylinder is …

The Sicily Province

A Peccerillo, A Peccerillo - Cenozoic Volcanism in the Tyrrhenian Sea …, 2017 - Springer
Abstract The Sicily Province consists of tholeiitic to Na-alkaline magmas that show OIB-type
major and trace element features. Except for Pantelleria, compositions are prevailingly …

[PDF][PDF] Persistence of Metal Sediments at the Core-mantle Boundary and Implications for the Seismic Ultra-low Velocity Zone

C Martinez - 2019 - scholarworks.calstate.edu
Christopher Martinez Master of Science in Geology, Geophysics The discovery of Ultra Low
Velocity Zone's (ULVZ), at the core-mantle boundary (CMB), reveal a sharper velocity …