[M-IS04] Paleoclimatology and paleoceanography

[MIS04-P07] Silicon stable isotope analysis of sponge spicules from surface sediments of East Antarctic coastal margins

*Jumpei Yoshioka¹, Yusuke Suganuma^1,2, Takuya Itaki³, TAKAAKI ITAI⁴ (1. National Institute of Polar Research, Research Organization of Information and Systems, 2. The Graduate University for Advanced Studies (SOKENDAI), 3. Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology, 4. Department of Earth and Planetary Science, Graduate School of Science, the University of Tokyo)

Keywords:East Antarctic coastal margins, siliceous microfossils, silicon stable isotope ratios, silicon cycle, surface sediment