Uetsuki Formation

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Uetsuki Formaiton

Type locality: Uetsuki, Shoo city, Katsuta county, Okayama prefecture
Coherent formation
Miocene

Sedimentary facies: Terrestrial, Brackish
Lithofacies (Minor): Lignite

Thickness: ca. 2 - 70 m
Upper limit: Conformity (Izumoto Sandstone Member, Makabe Conglomerate Member)
Lower limit: Unconformity

Uetsuki Formation
[ Upper ]
--------------
Ikegahara Coal-bearing Member
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Takane Coal-bearing Member
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Kawasaki Conglomerate Member
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[ Lower ]

Katsuta Group
[ Upper ]
~~~~~~~~~~~~~~
Takakura Formation
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Yoshino Formation
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Uetsuki Formation
~~~~~~~~~~~~~~
[ Lower ]

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

Distribution: Uetsuki, Shoo city, Katsuta county, Okayama pref.
Fossils: Shellfishes (Brackish), Plants (Fagus sp., Palaeochaerus japonicus, Savalytes nipponicus)

Kawai (1957) Tsuyama-Tobu, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 63p. (in Japanese with English abstract 8p.)