Yashiki Conglomerate Member

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Yashiki Conglomerate Member Shimazu and Tateishi, 1993

Type locality: Yashiki, Sakae city, Shimominochi county, Nagano prefecture
Volcanic rocks
Miocene

Lithofacies: Andesite tuff breccia, Volcanic breccia, Volcanic conglomerate, Conglomerate
Lithofacies (Lower, Minor): Tuffaceous mudstone

Thickness: 50 m or thicker
Upper limit: Interfingered (Wayama Tuff Member)
Lower limit: Conformity (Kiriake Member)

Akiyamago Formation
[ Upper ]
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Wayama Tuff Member
'''''''/,,,,,,
Yashiki Conglomerate Member
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Kiriake Member
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[ Lower ]

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

Distribution: Nakatsugawa river, Yashiki - Koakasawa, Sakae city, Shimominochi county, Nagano pref.

Shimazu and Tateishi (1993) Geology of the Naebasan District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 90p. (in Japanese with English abstract 5p.)