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Miyagino Tuffaceous Sand-mud Member Mannen, 2014
- Type locality: 270 m above sea level, Miyagino, Hakone city, Kanagawa prefecture
- Coherent formation
- Middle Pleistocene
- Sedimentary facies: Terrestrial
- Lithofacies: Mudstone, Sandstone, Conglomerate
- Thickness: 100 m
- Upper limit: Conformity
- Lower limit: Conformity
- Stage II
- [ Upper ]
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- Parasitic monogenetic cones and lavas
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- Miyagino Tuffaceous Sand-mud Member
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- Miyagino Lapilli Tuff Member
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- [ Lower ]
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Hakone city, Kanagawa pref.
- Fossils (Plants): Fagus sp., Quercus (Lepidobalamus) sp., Pinus sp., Picea sp., Alnus sp., Lagerstroemia sp.
- Mannen (2014) Jour. Geol. Soc. Japan, vol.120, no.4, pp.117-136 DOI