Kasuga Alternation Member

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Kasuga Alternation Member Tamura et al., 1977

Coherent formation
Pliocene - Pleistocene

Sedimentary facies: Terrestrial
Lithofacies (Upper): Gravel-dominant sands, Gravels
Lithofacies (Lower): Sand-dominant sands, Gravels
Lithofacies (Minor): Clay

Thickness: ca. 100 m

Gamo Formation (Minakuchi hills, Shiga pref.)
[ Upper ]
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Kasuga Alternation Member
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Hino Clays Member
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Nunobikiyama Sands and Gravels 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 ]
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Kobiwako Group
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[ Lower ]

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

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

Distribution: Kasuga, Minakuchi town, Koka city, Shiga pref.
Tephra: Ikenowaki Tephra, Kitawaki Tephra

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.)