Tamanyu Welded Tuff Member

Tamanyu Welded Tuff Member Takahashi and Yoshikawa, 2008

Tephra
Miocene

Lithofacies: Felsic welded tuff

Kazamiyamada Formation
[ Upper ]
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Tamanhyu Welded Tuff Member
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[ Lower ]

Utsunomiya hills
[ Upper ]
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Ozo Formation
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Oya Formation
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Yokoyama Formation
~~~~~~~~~~~~~~
Kasamatsuyama Formation / Kazamiyamada Formation
~~~~~~~~~~~~~~
[ Lower ]

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

Distribution: Tamanyu, Shioya city, Shioya county, Tochigi pref.

Yoshikawa et al. (2010) Geology of the Utsunomiya District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 79p. (in Japanese with English abstract 6p.)