Akatsukikaido Member

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Akatsukikaido Member Yokoyama et al., 1977

Type locality: Aebano, Takashima city, Shiga prefecture
Coherent formation
middle Pleistocene (Tephra)
Correlation: Katata Formation

Sedimentary facies: Terrestrial
Lithofacies: Silt, Sands
Lithofacies (Minor): Clay, Lignite

Thickness: ca. 50 - 80 m or thicker
Upper limit: Unconformity (Higher Terrace Deposits)
Lower limit: Unconformity (Arihara Complex)

Takashima Formation
[ Upper ]
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Akatsukikaido Member
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Inoguchi Member
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Shiratsuchidani Member
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[ Lower ]

Kobiwako Group
[ Upper ]
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Takashima Formation
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Katata Formation
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Kusatsu Formation
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Gamo Formation
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Koka Formation
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Ayama Formation
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Iga Formation
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Ueno Formation
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[ Lower ]

Second Setouchi Supergroup (Shiga pref.)
[ Upper ]
~~~~~~~~~~~~~~
Kobiwako Group
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[ Lower ]

[ Upper ]
~~~~~~~~~~~~~~
Second Setouchi Supergroup
?--?--?--?--?-
First Setouchi Supergroup
~~~~~~~~~~~~~~
[ Lower ]

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

Distribution: Aebano - Minamihaido, Takashima city, Shiga pref.
Fossils (Plants, Seeds): Menyanthes sp., Stylax sp., Triadica sp.
Tephra: Akatsuki Ash Layer, Daihoji Tephra

Kimura et al. (2001) Geology of the Kitakomatsu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 102p. (in Japanese with English abstract 5p.)
Nakae et al. (2001) Geology of the Chikubu Shima District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 71p. (in Japanese with English abstract 5p.)
Ishida et al. (1984) Geology of the Hikone-Seibu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 121p. (in Japanese with English abstract 6p.)