Tokiguchi Porcelain Clay Formation

Coherent formation
Fluvio-lacustrine basin including Lake Tokai
Miocene (11.1, 9.7 Ma, FT; 12.8 - 9.8 Ma, U-Pb)
Correlation: Higashibara Formation

Tokai Group (Toki, Gifu pref.)
[ Upper ]
?--?--?--?--?-
Toki Sand and Gravel Formation
~~~~~~~~~~~~~~
Tokiguchi Porcelain Clay Formation
~~~~~~~~~~~~~~
[ Lower ]

Second Setouchi Supergroup (Mie pref. - Aichi pref.)
~~~~~~~~~~~~~~
Tokai Group
~~~~~~~~~~~~~~

[ Upper ]
~~~~~~~~~~~~~~
Second Setouchi Supergroup
?--?--?--?--?-
First Setouchi Supergroup
~~~~~~~~~~~~~~
[ Lower ]

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

Distribution: Tono region, Gifu pref.
Fossils (Pinus trifolia flora): Carya sp., Hemitrapa sp., Metasequoia sp., Nyssa sp., Pinus trifolia
Tephra: Oroshi Tephra

Yamasaki et al. (2020) Geology of the Akechi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 120p. (in Japanese with English abstract 5p.)
Ueki et al. (2019) Jour. Geol. Soc. Japan, vol.125, no.3, pp.227-236 DOI
Hatano and Yoshida (2018) Jour. Geol. Soc. Japan, vol.124, no.3, pp.191-205 DOI
Yoshida et al. (1991) Geology of the Kuwana District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 154p. (in Japanese with English abstract 5p.)