Older stage

Type locality: Hokkaido
Volcanic rocks
Pleistocene (1.0 - 0.5 Ma)

Lithofacies: Basalt, Andesite
Lithofacies: Lava, Pyroclastic rocks

Tokachidake volcano
[ Upper ]
+__+__+__+__+_
Younger stage 2
~~~~~~~~~~~~~~
Younger stage 1
~~~~~~~~~~~~~~
Middle stage
~~~~~~~~~~~~~~
Older stage
~~~~~~~~~~~~~~
[ Lower ]

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

Distribution: Hokkaido

Imura et al. (2019) Jour. Geol. Soc. Japan, vol.125, no.3, pp.203-218 DOI