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Eastern Iratsu mass
Associated with Imono mass, tectonic blocks of sedimentary rocks originated from accretionary complexes.
- High P/T metamorphic rocks
- Tectonic blocks of metamorphosed plutonic rocks originated from lower crust - upper mantle.
- Metamorphic facies: Eclogite facies
- Lithofacies (Protolith): Layered gabbro
- Lithofacies: Garnet epidote amphibolite
- Lithofacies (Minor): Eclogite
- Distribution: 4.0 x 2.0 km2
- Upper limit: Thrust fault
- Lower limit: Thrust fault
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Mount Higashiakaishi, Ehime pref.
- Sakurai and Takasu (2009) Jour. Geol. Soc. Japan, vol.115, no.3, pp.101-121 DOI