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Ojoin Formation

• High P/T metamorphic rocks
• Metamorphism (Upper): Early Cretaceous (120 - 110 Ma)
• Correlation: Besshi Unit (after Aoki, 2019)

• Lower limit: Thrust fault

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

• Distribution: Ehime pref.

• Otoh et al. (2010) Jour. Geol. Soc. Japan, vol.119, No.2, pp.333-346 DOI
• Okamoto et al. (2009) Jour. Geol. Soc. Japan, vol.115, Supplement, pp.37-49 DOI