Hitoeyama Member

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Hitoeyama Member Iijima and Saito, 1968

Type locality: Hitoeyama, Yashiro, Chikuma city, Nagano prefecture
Coherent formation
Miocene
Intruded by: Andesite sills

Lithofacies: Sandstone, Mudstone
Lithofacies (Minor): Andesite sills
Sedimentary structures (Minor): Parallel stratification

Thickness: 330 m or thicker
Upper limit: Conformity (Asakawa Formation)
Lower limit: Conformity (Bessho Formation)

Aoki Formation (Nagano, Nagano pref.)
[ Upper ]
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Asakawa Member
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Hitoeyama Member
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[ Lower ]

Aoki Formation (Matsumoto, Nagano pref.)
[ Upper ]
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Kitayama Mudstone and Sandstone Member
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Hakumaki Sandstone and Conglomerate Member
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[ Lower ]

(Invalid) Aoki Formation (Togakushi, Nagano pref.)
[ Upper ]
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Asakawa Mudstone Member
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Senmi Sandstone Mudstone Member => Ronji Formation
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Nishikyo Mudstone Member
?--?--?--?--?-
[ Lower ]

(Invalid) Aoki Formation (Omachi, Nagano pref.)
[ Upper ]
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Agero Member
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Nodaira Member
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Hosei Member
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Sodeyama Member
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[ Lower ]

Hokushin Group
[ Upper ]
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Shigarami Formation
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Ogawa Formation
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Aoki Formation
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[ Lower ]

northern Nagano pref.
[ Upper ]
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Hokushin Group
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Chushin Group
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[ Lower ]

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

Distribution: Hitoeyama, Yashiro, Chikuma city, Nagano pref.; Mount Yakushi - Mount Sanjo, Matsushiro town, Nagano city, Nagano pref.

Kato and Akahane (1986) Geology of the Nagano District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 120p. (in Japanese with English abstract 5p.)