Sayama Formation

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Sayama Formation Yokoyama et al., 1968

Coherent formation
Pliocene
Correlation: Kaigake Member

Sedimentary facies: Terrestrial
Lithofacies: Clay-dominant interbedded clay and sands

Thickness: ca. 150 m
Upper limit: Conformity (Gamo Formation)
Lower limit: Conformity (Aburahi Member)

Sayama Formation (east Biwako, Shiga pref.)
[ Upper ]
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Kosaji-Iwamuro Clays Member
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Sunazaka Sands Member
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Nojiri Clays Member
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Kazuraki Sands Member / Ichiino Clays Member
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Wada Clays Member
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[ Lower ]

Kobiwako Group (Yokoyama et al., 1979)
[ Upper ]
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Takashima Formation
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Katata Formation
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Yokaichi Formation
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Gamo Formation
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Sayama Formation
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Iga-Aburahi Formation = Iga Formation
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Shimagawara 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: Wadagawa river, Koka town, Koka city, Shiga pref.
Tephra: Yubune, Ichino, Masugi, Sagami I, Sagami II, Hozoin I, Hozoin II, Iwamuro I, Iwamuro II, Kosaji

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.)
Miyamura et al. (1981) Geology of the Kameyama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 128p. (in Japanese with English abstract 9p.)