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Otose Formation (Shibayama, 1929 ex Hanzawa, 1935) Hanzawa, 1935

Synonym: Odose Formation

Invalid synonym: Otose Green Tuff Formation

Middle - upper part is the host of bedded Mn deposits

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