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Upper Nakashumbetsu Tephra Formation (Miyata et al., 1988) Hasegawa et al., 2009
Abbr.: Nu
Nu-j, Nu-k, Nu-m described by Miyata et al. (1988) were not re-recognized.
- Type locality: Hokkaido
- Tephra
- Pleistocene
- Lower limit: Unconformity (LowK-Sc)
- Upper Nakashumbetsu Tephra Formation
- [ Upper ]
- ~~~~~~~~~~~~~~
- Nu-a
- ~~~~~~~~~~~~~~
- Nu-b
- ~~~~~~~~~~~~~~
- Nu-c
- ~~~~~~~~~~~~~~
- Nu-d
- ~~~~~~~~~~~~~~
- Nu-e
- ~~~~~~~~~~~~~~
- Nu-f
- ~~~~~~~~~~~~~~
- Nu-g
- ~~~~~~~~~~~~~~
- Nu-h
- ~~~~~~~~~~~~~~
- Nu-i
- ~~~~~~~~~~~~~~
- Nu-l
- ~~~~~~~~~~~~~~
- Nu-n
- ~~~~~~~~~~~~~~
- Nu-o
- ~~~~~~~~~~~~~~
- Nu-p
- ~~~~~~~~~~~~~~
- Nu-q
- ~~~~~~~~~~~~~~
- Nu-r
- ~~~~~~~~~~~~~~
- [ Lower ]
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Hasegawa et al. (2009) Jour. Geol. Soc. Japan, vol.115, no.8, pp.369-390 DOI