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Roundness and apparent long axis length of drifting pumice and fall pumice of Towada-Chuseri tephra from Towada Volcano, Tohoku region, Japan

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posted on 2024-07-24, 04:59 authored by Daisuke Ishimura, Reona Hiramine

 S1:Roundness and apparent long axis length of drifting pumice (SKN-3) and fall pumice (Chuseri pumice, Kanegasawa pumice). SKN-3 is a drift pumice deposit identified by Hiramine et al. (2023, The Quaternary Research: Dai-Yonki Kenkyu). Chuseri and Kanegasawa pumice are pumice fall deposits composing Towada-Chuseri tephra derived from Towada Volcano. 

Funding

Extraction of large amount and high precision debris shape using image analysis and elucidation of supply source and transportation process based on it

Japan Society for the Promotion of Science

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Corresponding author email address

ishimura@tmu.ac.jp

Title (in Japanese)

東北地方十和田火山起源,十和田中掫テフラの漂着軽石と降下軽石の円磨度とみかけの長径

Description (in Japanese)

S1:漂着軽石(SKN-3)と降下軽石(中掫軽石,金ヶ沢軽石)の円磨度とみかけの長径.SKN-3は平峰ほか(2023,第四紀研究)により地層中から見出された漂着軽石.中掫軽石,金ヶ沢軽石は十和田火山を給源とする十和田中掫テフラを構成する軽石の降下堆積物.

Authors (in Japanese)

石村大輔・平峰玲緒奈

Copyright

© 2024 Japan Association for Quaternary Research

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    第四紀研究/The Quaternary Research (Daiyonki-Kenkyu)

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