Rheology of phonolitic magmas - the case of the Erebus lava lake

• Published in: Earth and Planetary Science Letters
• Main Authors: Le Losq, Charles, Neuville, Daniel R., Moretti, Roberto, Kyle, Philip R., Oppenheimer, Clive
• Other Authors: Institut de Physique du Globe de Paris (IPGP), Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris Diderot - Paris 7 (UPD7)-Université de La Réunion (UR)-Institut de Physique du Globe de Paris (IPG Paris)-Centre National de la Recherche Scientifique (CNRS)
• Format: Article in Journal/Newspaper
• Language: English
• Published: CCSD 2015
• Subjects: Erebus volcano; lava lake; viscosity; rheology; magma convection; [SDU]Sciences of the Universe [physics]; Lava Lake; Lava Lakes; Antarc*; Antarctica
• Online Access: https://insu.hal.science/insu-03580031; https://doi.org/10.1016/j.epsl.2014.11.042

International audience Long-lived active lava lakes are comparatively rare and are typically associated with low-viscosity basaltic magmas. Erebus volcano, Antarctica, is unique today in hosting a phonolitic lava lake. Phonolitic magmas can erupt explosively, as in the 79 CE Plinian eruption of Vesu...