Jobara Member

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Jobara Member

Type locality: Kariya, Awaji city, Hyogo prefecture
Coherent formation
Pliocene - Pleistocene

Sedimentary facies: Fluvial, Lacustrine
Lithofacies: Gravel-bearing sands
Lithofacies (Minor): Silt

Thickness: ca. 100 m or thicker
Lower limit: Conformity (Kuruma Member)

Kariya Formation
[ Upper ]
~~~~~~~~~~~~~~
Tonouchi Member / Jobara Member
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Kuruma Member
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[ Lower ]

Osaka Group (north Awajishima, Hyogo pref.)
[ Upper ]
~~~~~~~~~~~~~~
Kariya Formation
--------------
Toshima 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: Kariya, Awaji city, Hyogo pref.

Mizuno et al. (1990) Geology of the Akashi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 90p. (in Japanese with English abstract 5p.)