X-ray view of subducting tectonic plates

Journal Reference: J. Immoor, L. Miyagi, H.-P. Liermann, S. Speziale, K. Schulze, J. Buchen, A. Kurnosov & H. Marquardt. Weak cubic CaSiO3 perovskite in the Earth’s mantle. Nature, 2022 DOI: 10.1038/s41586-021-04378-2 For the first time, the scientists have managed to measure the deformation of the mineral davemaoite under the conditions that prevail inside the Earth’s … Read more

Mineral dating reveals new clues about important tectonic process

Journal Reference: Joshua M. Garber, Matthew Rioux, Michael P. Searle, Andrew R. C. Kylander‐Clark, Bradley R. Hacker, Jeff D. Vervoort, Clare J. Warren, Andrew J. Smye. Dating Continental Subduction Beneath the Samail Ophiolite: Garnet, Zircon, and Rutile Petrochronology of the As Sifah Eclogites, NE Oman. Journal of Geophysical Research: Solid Earth, 2021; 126 (12) DOI: … Read more

As tectonic plates pull aside, what drives the formation of rifts?

Journal Reference: S. Kolzenburg, J. Kubanek, M. Dirscherl, C.W. Hamilton, E. Hauber, S.P. Scheidt, U. Münzer. Solid as a rock: Tectonic control of graben extension and dike propagation. Geology, 2021; DOI: 10.1130/G49406.1 But how, exactly, does this rifting happen? Does pressure from magma rising from belowground force the land apart? Or is a rift just … Read more

Study combines climatic, tectonic models to explain Andean conundrum

Journal Reference: Jiashun Hu, Lijun Liu, Michael Gurnis. Southward expanding plate coupling due to variation in sediment subduction as a cause of Andean growth. Nature Communications, 2021; 12 (1) DOI: 10.1038/s41467-021-27518-8 The study, led by former University of Illinois Urbana-Champaign graduate student Jiashun Hu, Illinois geology professor Lijun Liu and California Institute of Technology professor Michael … Read more