Shallow submarine hydrothermal activity with significant contribution of magmatic water producing talc chimneys in the Wakamiko Crater of Kagoshima Bay, southern Kyushu, Japan

Toshiro Yamanaka, Kotaro Maeto, Hironori Akashi, Jun Ichiro Ishibashi, Youko Miyoshi, Kei Okamura, Takuroh Noguchi, Yoshihiro Kuwahara, Tomohiro Toki, Urumu Tsunogai, Tamaki Ura, Takeshi Nakatani, Toshihiro Maki, Kaoru Kubokawa, Hitoshi Chiba