E-2: Sub- and Supercritical Geothermal Energy

[PE2-08] Multiple intrusion inferred by zircon U-Pb dating of Quaternary Kakkonda granite in active geothermal field, Northeast Japan

*Takashi Akatsuka^1,3, Masaoki Uno¹, Noriyoshi Tsuchiya¹, Norihiro Watanabe², Takeshi Sugimoto³ (1. Tohoku Univ. (Japan), 2. National Institute of Advanced Industrial Science and Technology (Japan), 3. Geothermal Engineering Co., Ltd. (Japan))

キーワード：U-Pb age of zircons, well WD-1a, Kakkoda geothermal field, the Quaternary Kakkonda granite