[1poster11-35] T2.From magma source and magma plumbing system to volcano formation and hydrothermal alteration

ECS

[T2-P-18] Lithofacies subdivision of the Oyama Quartz Syenite in the Oki-Dōzen, Japan: Evidence for multistage magmatic activity

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

Keywords:

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