Asano Member

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Asano Member

Type locality: Asano, Awaji city, Hyogo prefecture
Coherent formation
Pliocene - Pleistocene
Interfingered: Funagi Member

Sedimentary facies: Fluvial, Lacustrine
Lithofacies: Interbedded silt, clay and sands

Thickness: ca. 100 m
Upper limit: Conformity (Ogura Member)

Toshima Formation
[ Upper ]
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Ogura Member
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Funagi Member / Asano Member
~~~~~~~~~~~~~~
[ Lower ]

Osaka Group (north Awajishima, Hyogo pref.)
[ Upper ]
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Kariya Formation
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Toshima Formation
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[ Lower ]

Second Setouchi Supergroup (Osaka pref. - Hyogo pref.)
[ Upper ]
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Osaka Group
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[ Lower ]

[ Upper ]
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Second Setouchi Supergroup
?--?--?--?--?-
First Setouchi Supergroup
~~~~~~~~~~~~~~
[ Lower ]

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

Distribution: Asano - Ogura - Toshima - Murotsu - Ikuta - Kariya - Kamaguchi, Awaji city, Hyogo pref.
Fossils (Plants): Alnus cf. japonica, Buxus sp., Cinnamonum sp., Glyptostrobus pensilis, Juglans cinerea var. megacinerea, Magnolia cf. kobus, Melliodendron sp., Metasequoia glyptostroboides, Phellodendron amurense, Prunus sp., Pseudolarix kaempferi, Quercus (Lepidobalanus) sp., Sequoia sp., Styrax sp., Symplocos sp., Zanthoxylum sp.
Tephra: Asano 1, Asano 2, Kamaguchi

Mizuno et al. (1990) Geology of the Akashi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 90p. (in Japanese with English abstract 5p.)