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Yatomi Formation Hatayama et al., 1979
Invalid synonym: Pre-Ama Formation
- Sedimentary facies: Freshwater, Brackish, Marine (Diatoms)
- Lithofacies: Interbedded clay, sands and gravels
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Nobi plain, Aichi pref.
- Tephra: Kobayashi-Kasamori tephra (Kb-Ks, 530-520 ka), Shishimuta-Azuki tephra (Ss-Az, 890-850 ka), Yamada-II Tuff Bed
- Makinouchi et al. (2013) Jour. Geol. Soc. Japan, vol.119, no.5, pp.335-349 DOI
- Yoshida et al. (1991) Geology of the Kuwana District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 154p. (in Japanese with English abstract 5p.)
- Sakamoto et al. (1986) Geology of the Nagoya-Nambu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 55p. (in Japanese with English abstract 3p.)
- Sakamoto et al. (1984) Geology of the Nagoya-Hokubu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 64p. (in Japanese with English abstract 3p.)
- Takada et al. (1979) Geology of the Tsushima District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 56p. (in Japanese with English abstract 5p.)