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Konamase Formation
- Coherent formation
- Higashidaigo basin
- Miocene
- Sedimentary facies: Marine
- Sedimentary facies: Submarine fan (Fan apex is north)
- Lithofacies (Upper): Sandy turbidite
- Lithofacies (Lower): Submarine debris flow deposit
- Lithofacies (Upper): Sandstone-dominant interbedded sandstone and siltstone
- Lithofacies (Lower): Conglomerate, Sandstone
- Lithofacies (Minor): Siltstone
- Sedimentary structures: Convolute lamination, Ripples
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Daigo city, Kuji county, Ibaraki pref.
- Hosoi et al. (2017) Jour. Geol. Soc. Japan, vol.123, no.8, pp.613-626 DOI
- Amano et al. (2011) Jour. Geol. Soc. Japan, vol.117, Supplement, pp.69-87 DOI