Hagiwara Member

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Hagiwara Member Suzuki et al., 1948

Invalid synonym: Hamahayama Member

Type locality: Hagiwaradani valley, Hagiwara, Seki town, Kameyama city, Mie prefecture
Coherent formation
First Seto Inland Sea
Sedimentary basin in island arc
Miocene

Sedimentary facies: Lacustrine
Lithofacies: Interbedded sandstone and mudstone, Sandstone-dominant interbedded sandstone and mudstone, Conglomerate

Thickness: ca. 600 m
Upper limit: Parallel unconformity (Ishiyama Member)
Lower limit: Transitional (Kannonyama Member)

Middle Formation (Seki town, Mie pref.)
[ Upper ]
~~~~~~~~~~~~~~
Hagiwara Member
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Kannonyama Member
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Fudesute Member
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[ Lower ]

Suzuka Group
[ Upper ]
~~~~~~~~~~~~~~
Upper Formation
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Middle Formation
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Lower Formation
~~~~~~~~~~~~~~
[ Lower ]

First Setouchi Supergroup (Kameyama, Mie pref.)
[ Upper ]
~~~~~~~~~~~~~~
Suzuka Group
~~~~~~~~~~~~~~
[ Lower ]

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

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

Distribution: Hagiwara - Kuga - Mount Hamahayama - Seki New Town, Seki town, Kameyama city, Mie pref.
Fossils (Shellfishes): Cristaria kuboi, Arconia hosonoi
Fossils (Plants): Alnus jponicus, Cercidiphyllum japonicum, Daurus sp., Ficus tiliaefolia, Glyptostrobus europaeus, Populus sp., Quercus cf. lyelli, Sequoia langsdorfii, Taxodium distichum miocenum

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.)