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Iwai Pyroclastic Member

• Coherent formation
• Miocene

• Sedimentary facies: Marine, Terrestrial
• Lithofacies:

• Lower limit: Conformity (Kawabara Volcanic Member)

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

• Distribution: Tottori pref.

• Uemura et al. (1979) Geology of the Wakasa District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 91p. (in Japanese with English abstract 8p.)