T7[Topic] From magma source and magma plumbing system to volcano formation and hydrothermal alteration

[T7-P-8] Formation process of the Oyama Syenite in the Oki Dozen Islands, Japan

*Sena Nakayama¹, Shunsuke Endo² (1. Oki Islands Geopark Management Bureau, 2. Shimane Univ.)

Keywords:

alkali magmatism,syenite,monzonite,Oki-Dōzen,Late Miocene