Honnai Sand Member

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Honnai Sand Member

Coherent formation
Pleistocene

Sedimentary facies: Marine
Sedimentary facies: Foreshore - Backshore
Climate: Warm (Pollen)
Lithofacies: Sand
Sedimentary structures: Parallel stratification

Thickness: 2 - 6 m
Lower limit: Conformity (Matsukizawa Sand and Gravel Member)

Katanishi Formation
[ Upper ]
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Honnai Sand Member
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Matsukizawa Sand and Gravel Member / Kakumazaki Mud Member
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Tarusawa Sand Member
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[ Lower ]

Oga peninsula, Akita pref.
[ Upper ]
~~~~~~~~~~~~~~
Katanishi Formation
~~~~~~~~~~~~~~
Shibikawa Formation
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Wakimoto Formation
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Kitaura Formation
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Funakawa Formation
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[ Lower ]

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

Distribution: Unoki, Oga city, Akita pref.
Fossils: Plant roots
Fossils (Pollen): Mixed forest of conifers and temperate deciduous broad-leaved trees

Shiraishi et al. (2008) Jour. Geol. Soc. Japan, vol.114, Supplement, pp.33-50 DOI