Higashioku Formation

Volcanic rocks
Setouchi volcanic belt
Miocene

Lithofacies: Calc-alkaline series
Lithofacies: Rhyolite

Sanuki Group
[ Upper ]
~~~~~~~~~~~~~~
Kokubudai Formation
--------------
Higashioku Formation
~~~~~~~~~~~~~~
[ Lower ]

Setouchi Volcanic Rocks (Sanuki, Kagawa pref.)
[ Upper ]
~~~~~~~~~~~~~~
Sanuki Group
~~~~~~~~~~~~~~
[ Lower ]

------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown

Distribution: Kagawa pref.

Noda et al. (2017) Geology of the Kan-onji District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 96p. (in Japanese with English abstract 4p.)