[ Top ] [ Japanese ]
Awashima Formation Kato, 1981
- Lower limit: Unconformity (Cretaceous granite)
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Awashima island, Awashimaura city, Iwafune county, Niigata pref.
- Kato (1981) Geology of the Awashima District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 32p. (in Japanese with English abstract 3p.)