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Takakurasan 4 Lava Nakaya et al., 2013

Abbr. TK4

• Type locality: Mount Takakura, Morioka city, Iwate prefecture
• Volcanic rocks
• Pleistocene

• Lithofacies: Lava
• Lithofacies: Dacite

• Thickness: ca. 6 m
• Upper limit: Unconformity (Takakurasan 5 Lava)
• Lower limit: Unconformity (Takakurasan 3 Lava)

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

• Distribution: 875 m above sea level of Yunosawa creek, Mount Takakura, Morioka city, Iwate pref.

• Nakaya et al. (2013) Jour. Geol. Soc. Japan, vol.119, no.7, pp.457-473 DOI