R7: Petrology, Mineralogy and Economic geology (Joint Session with Society of Resource Geology)

[R7P-13] Pumice clasts deposited along the Gulf of Thailand, drifted from Fukutoku-Oka-no-Ba over 5000 km

*Kenta Yoshida¹, Yoshihiko Tamura¹, Tomoki Sato¹, Chalermrat Sangmanee², Ratchanee Puttapreecha², Shigeaki Ono¹ (1. JAMSTEC, 2. Dept. Marine Coast. Resources, Thailand)

Keywords:Fukutoku-Oka-no-Ba, pumice raft, South China Sea

In February 2022, pumice with similar characteristics to the FOB pumice was deposited along along the Gulf of Thailand. The pumice clasts deposited in Songkhla Province, Thailand, were <4 cm in length and rounded. The overall characteristics in the pumice from Thailand are similar to those in FOB pumice. These pumice in Thailand were from the 2021 FOB eruption, and drifted >2800 km south-westward across the South China Sea.