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Takanabe Formation
Invalid synonym: Takanabe Member of Koyu Formation
- Type locality: Takanabe city, Koyu county, Miyazaki prefecture
- Boundary between Philippine sea plate and Eurasian plate
- Fore-arc basin sediments
- Coherent formation
- Pliocene - Pleistocene (2.7 Ma, K-Ar, NGT-1)
- Sedimentary facies: Marine
- Lithofacies: Sandy siltstone, Sandstone, Siltstone
- Upper limit: Unconformity
- Lower limit: Conformity
- Miyazaki Group (Tsuma - Takanabe area)
- [ Upper ] Hyuganada Group
- ~~~~~~~~~~~~~~
- Takanabe Formation
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- Sadowara Formation
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- Niinazume Formation
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- Uryuno Formation
- ''''''/,,,,,,,
- Honjo Formation
- ''''''/,,,,,,,
- Tsuma Formation
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- Kawabaru Formation
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- [ Lower ]
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Nagatani river, Takanabe city, Koyu county, Miyazaki pref.
- Fossils: Calcareous nannofossils, Foraminifera
- Tephra: NGT-1 (2.7 Ma), NGT-2, NGT-3, NGT-4, NGT-5, NGT-6, HST-1,2,3,4,5
- Chiyonobu et al. (2012) Jour. Geol. Soc. Japan, vol.118, no.2, pp.109-116 DOI
- Iwatani et al., (2009) Jour. Geol. Soc. Japan, vol.115, no.10, pp.548-551 DOI