Ishiji Sandstone and Mudstone Alternation

[ Top ] [ Japanese ]

Ishiji Sandstone and Mudstone Alternation

Coherent formation
late Miocene - early Pliocene

Sedimentary facies: Marine
Sedimentary facies: Turbidite
Lithofacies: Interbedded sandstone and mudstone

Shiiya Formation
[ Upper ]
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Shiiya Sandstone
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Ishiji Sandstone and Mudstone Alternation
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Ishiji Sandstone
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[ Lower ]

Niigata plain - Takada plain, Niigata pref.
[ Upper ]
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Haizume Formation
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Nishiyama Formation
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Shiiya Formation
'''''''/,,,,,,
Teradomari Formation
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[ Lower ]

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

Distribution: Takada plain - Niigata plain, Niigata pref.

Kobayashi et al. (1993) Geology of the Izumozaki District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 91p. (in Japanese with English abstract 4p.)