Large-magnitude Pauzhetka caldera-forming eruption in Kamchatka: Astrochronologic age, composition and tephra dispersal

• Published in: Journal of Volcanology and Geothermal Research
• Main Authors: Ponomareva, Vera, Bubenshchikova, Natalia, Portnyagin, Maxim, Zelenin, Egor, Derkachev, Alexander, Gorbarenko, Sergey, Garbe-Schönberg, Dieter, Bindeman, Ilya
• Format: Article in Journal/Newspaper
• Language: English
• Published: Elsevier 2018
• Subjects: Okhotsk; Pacific; Pauzhetka; Kamchatka; okhotsk sea
• Online Access: https://oceanrep.geomar.de/id/eprint/44497/; https://oceanrep.geomar.de/id/eprint/44497/1/Ponomareva.pdf; https://oceanrep.geomar.de/id/eprint/44497/6/Ponomareva%20et%20al_Electronic%20Supplement%20Tables.xlsx; https://doi.org/10.1016/j.jvolgeores.2018.10.006

Highlights • First identification of distal tephra from the Pauzhetka caldera offshore Kamchatka. • Geochemical correlation of Pauzhetka proximal altered ignimbrite to distal tephra. • Pauzhetka caldera-forming eruption has an astrochronologic age of 421.2 ± 6.6 ka. • The eruption had DRE volume of...