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Nakagawa Group

• Volcanic rocks
• early Miocene

• Sedimentary facies: Terrestrial
• Lithofacies: Lavas, Volcaniclastic rocks

• Lower limit: Unconformity (Arakawa Group)

------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown

• Distribution: Motegi city,, Haga county, Tochigi pref.; Nasukarasuyama city, Tochigi pref.; Nakagawa city, Nasu county, Tochigi pref.

• Amano et al. (2011) Jour. Geol. Soc. Japan, vol.117, Supplement, pp.69-87 DOI
• Hayashi et al. (2008) Jour. Geol. Soc. Japan, vol.114, no.3, pp.141-144 DOI