Uwajimako Sandy Muds Member

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Uwajimako Sandy Muds Member

Coherent formation
Holocene

Sedimentary facies: Marine
Sedimentary facies (Upper): Delta front
Sedimentary facies (Middle): Prodelta
Sedimentary facies (Lower): Drowned valley of inner bay

Lower limit: Unconformity, Abut (Uwakai Formation)

Uwajima Formation
[ Upper ]
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Tatsunogawa-Kandagawa Sandy Gravels Member / Sukagawa Sandy Gravels Member
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Uwajimako Sandy Muds Member
~~~~~~~~~~~~~~
[ Lower ]

Uwajima lowland, Ehime pref.
[ Upper ]
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Uwajima Formation
~~~~~~~~~~~~~~
Uwakai Formation
?--?--?--?--?-
[ Lower ]

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

Distribution: Uwajima lowland, Ehime pref.
Tephra: K-Ah

Kawamura and Nishiyama (2019) Jour. Geol. Soc. Japan, vol.125, no.1, pp.87-105 DOI