Towada T-6 Tephra

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Towada T-6 Tephra Oike and Nakagawa, 1979

Abbr.: T-6

Type locality: Aomori prefecture
Tephra
late Pleistocene (0.19 Ma, FT)

Lithofacies (Upper): Lapilli tuff
Lithofacies (Lower): Scoria fall deposit

Source: Towada caldera
Host: Mukokawara Terrace Deposit
Thickness (Upper): 10 - 60 cm
Thickness (Lower): 2 - 20 cm

Tengutai Tephra Group
[ Upper ]
~~~~~~~~~~~~~~
Towada T-6 Tephra
~~~~~~~~~~~~~~
Towada T-5 Tephra
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Towada T-4 Tephra
~~~~~~~~~~~~~~
Towada T-3 Tephra
~~~~~~~~~~~~~~
Towada Nukamiso Tephra
~~~~~~~~~~~~~~
Hakkoda Shirobeta Tephra
~~~~~~~~~~~~~~
[ Lower ]

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

Distribution: southern part of Kamikita plain, Aomori pref.; Setsukinai river, Takeyabukuro, Karumai city, Kunohe county, Iwate pref.; Mukokawara - Kurumakado, Karumai city, Kunohe county, Iwate pref.

Tuzino et al. (2018) Geology of the Ichinohe District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 161p. (in Japanese with English abstract 4p.)
Kudo (2005) Geology of the Towada District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 79p. (in Japanese with English abstract 3p.)