Lower Member

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Lower Member

Type locality: Kurouchizawa, Osato city, Kurokawa county, Miyagi prefecture
Coherent formation
Miocene

Lithofacies: Sandstone
Sedimentary structures: Trough cross-stratification

Thickness: ca. 70 m
Upper limit: Transitional (Upper Member)

Bangamoriyama Formation
[ Upper ]
--------------
Upper Member
--------------
Lower Member
~~~~~~~~~~~~~~
[ Lower ]

Shida Group (Matsushima, Miyagi pref.)
[ Upper ]
~~~~~~~~~~~~~~
Omatsuzawa Formation
--------------
Bangamoriyama Formation
~~~~~~~~~~~~~~
Kashimadai Formation
--------------
Hataya Formation
--------------
Mitsuya Formation
~~~~~~~~~~~~~~
Neko Formation
~~~~~~~~~~~~~~
[ Lower ]

Shida Group (Sendai, Miyagi pref.)
[ Upper ]
~~~~~~~~~~~~~~
Nanakita Formation
--------------
Aoso Formation
--------------
Bangamoriyama Formation
~~~~~~~~~~~~~~
Irisugaya Formation
?--?--?--?--?-
[ Lower ]

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

Distribution: Kurouchizawa, Osato city, Kurokawa county, Miyagi pref.

Ishii et al. (1982) Geology of the Matsushima District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 121p. (in Japanese with English abstract 9p.)