Ma 6

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Ma 6

Coherent formation
Pleistocene
Correlation: Kamiogi Clays Member

Sedimentary facies: Marine
Sedimentary facies: Inner bay
Lithofacies: Clay

Host: Shodai Formation, Fukakusa Formation
Upper limit: Unconformity (Higher Terrace Deposits)

Upper part
[ Upper ]
--------------
Ma 6
--------------
Ma 5
--------------
Ma 4
--------------
Ma 3
--------------
[ Lower ]

Underground of Osaka plain
[ Upper ]
+__+__+__+__+_
Namba Formation
~~~~~~~~~~~~~~
Tanaka Formation
--------------
Miyakojima Formation
~~~~~~~~~~~~~~
[ Lower ]

Osaka Group
[ Upper ]
~~~~~~~~~~~~~~
Upper Most part
--------------
Upper part
--------------
Lower part
--------------
Lowermost part
~~~~~~~~~~~~~~
[ 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: Osaka pref.

Hongo (2009) Jour. Geol. Soc. Japan, vol.115, no.2, pp.64-79 DOI
Miyachi et al. (2005) Geology of the Kyoto-Seinambu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 90p. (in Japanese with English abstract 4p.)
Huzita and Kasama (1982) Geology of the Osaka-Seihokubu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 112p. (in Japanese with English abstract 8p.)