[ Top ] [ Japanese ]
A I
- Volcano
- Volcanic rocks
- Miocene
- Intruded by: Andesite dike
- Lithofacies: Dacitic lava, Dacitic tuff, Dacitic lapilli tuff
- Lithofacies (Minor): Tuff breccia
- Thickness (Lava): 50 - 120 m
- Thickness (Tuff): 350 m or thicker
- Upper limit: Conformity (A II, A III)
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Cape Tappi, Mimmaya, Sotogahama city, Higashitsugaru county, Aomori pref.; Yokodomari, Kodomari, Nakadomari city, Kitatsugaru county, Aomori pref.
- Ota et al. (1957) Mimmaya, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 30p. (in Japanese with English abstract 5p.)