Ebisukui Mudstone Member

[ Top ] [ Japanese ]

Ebisukui Mudstone Member

Type locality: Mount Unpenjisan, Onohara town, Kanonji city, Kagawa prefecture
Coherent formation
Izumi sedimentary basin
Forearc basin associated with strike-slip fault related to Median Tectonic Line
Late Cretaceous

Lithofacies:

Takikubo Formation
[ Upper ]
--------------
Unpenji Sandstone Member
--------------
Ebisukui Mudstone Member
--------------
Tanono Sandstone Member
--------------
Minoura Sandstone and Mudstone Member
--------------
[ Lower ]

Main facies (Sanuki mountains, Tokushima pref.)
[ Upper ]
'''''''/,,,,,,
Bandodani Formation
--------------
Higaidani Formation
--------------
Horita Formation
--------------
Takikubo Formation
--------------
[ Lower ]

Izumi Group
[ North ]
~~~~~~~~~~~~~~
Northern marginal facies
~~~~~~~~~~~~~~
Main facies
~~~~~~~~~~~~~~
Southern facies
~~~~~~~~~~~~~~
[ South ]

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

Distribution: Ebisukui - Awai dam - Tanono - Manda tunnel, Kanonji city, Kagawa pref.; Lake Sakaseike, Mitoyo city, Kagawa pref.; Ushikaino, Shikokuchuo city, Ehime pref.; Sano, Miyoshi city, Tokushima pref.

Noda et al. (2017) Geology of the Kan-onji District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 96p. (in Japanese with English abstract 4p.)