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Yaeyama Lava I (Miyachi and Miyachi, 1975) Hase et al., 1987

Invalid synonym: Yaeyama Basalt I

• Volcanic rocks
• late Pliocene - early Pleistocene

• Lithofacies: Olivine basalt

• Upper limit: Conformity (Yaeyama Lava II)
• Lower limit: Unconformity (Iwashita Andesites)

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

• Distribution: Yaeyama kogen, Iriki town, Satsumasendai city, Kagoshima pref.; Shobugadan - Koyoke, Hiwaki town, Satsumasendai city, Kagoshima pref.

• Uchimura et al. (2007) Jour. Geol. Soc. Japan, vol.113, no.3, pp.95-112 DOI