Yudani Formation

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Yudani Formation

Coherent formation
Pliocene - Pleistocene
Correlation: middle - lower Atago Formation

Sedimentary facies: Fluvial, Lacustrine
Lithofacies:

Osaka Group (south Awajishima, Hyogo pref.)
[ Upper ]
~~~~~~~~~~~~~~
Yudani Formation
~~~~~~~~~~~~~~
[ Lower ]

Second Setouchi Supergroup (Osaka pref. - Hyogo pref.)
[ Upper ]
~~~~~~~~~~~~~~
Osaka Group
~~~~~~~~~~~~~~
[ Lower ]

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

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

Distribution: Ama - Nada, Minamiawaji city, Hyogo pref.
Fossils (Plants): Liquidambar sp.

Takahashi et al. (1992) Geology of the Sumoto District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 107p. (in Japanese with English abstract 5p.)