Takamatsu Gravels Member

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Takamatsu Gravels Member Yoshida et al., 2003

Type locality: Kosuna town, Konan city, Shiga prefecture
Coherent formation
Pliocene

Sedimentary facies: Fluvial
Lithofacies: Gravels
Lithofacies (Minor): Sands, Lignite

Thickness: ca. 60 - 70 m
Upper limit: Transitional (Shimoyama Alternation Member)
Lower limit: Unconformity (Tanakami Granite)

Koka Formation (Kosei, Shiga pref.)
[ Upper ]
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Takamatsu Gravels Member
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Sajigawa 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: Kosuna town, Konan city, Shiga pref.; Hironodai - Shimoyama, Koka city, Shiga pref.

Nakano et al. (2003) Geology of the Minakuchi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 83p. (in Japanese with English abstract 3p.)
Yoshida et al. (2003) Geology of the Omi-Hachiman District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 72p. (in Japanese with English abstract 3p.)