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Kozogawa Volcanic Rocks
- Volcanic rocks
- early Miocene
- Hata Formation (Oda, Shimane pref.)
- [ Upper ]
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- Kozogawa Volcanic Rocks
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- [ Lower ]
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Shimane pref.
- Hattori et al. (1983) Geology of the Sambesan District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 168p. (in Japanese with English abstract 7p.)