D-3:Ore-forming processes associated with water-rock interactions

[PD3-01] Alteration patterns of host rocks in massive sulfide deposits that were possibly formed by subseafloor hydrothermal processes

*Tsubasa Otake¹, Akua Hoshi¹, Ken Nakayama², Tatuo Nozaki³, Ryosuke Kikuchi¹, Tsutomu Sato¹ (1. Hokkaido University (Japan), 2. Kochi University (Japan), 3. Japan Agency for Marine-Earth Science and Technology (JAMSTEC) (Japan))

キーワード：Volcanogenic massive sulfide deposit, Hydrothermal alteration, Chlorite, Replacement