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Mushiage Unit (Suzuki and Mitsuno, 1988) Sato et al., 2022
- Type locality: Mushiage, Oku town, Setouchi city, Okayama prefecture
- Forearc sediments overlying the accretionary complex?
- Accretion: Permian, Guadalupian, Capitanian (261.4 Ma, U-Pb)
- Intruded by: Yotsujiyama Granite
- Sedimentary facies: Marine
- Lithofacies: Coherent facies, Mélange facies
- Lithofacies: Interbedded sandstone and mudstone, Sandstone
- Lithofacies (Minor): Conglomerate
- Matrix: Slate, Mudstone
- Exotic blocks (Crusts): Sandstone
- Sedimentary structures: Graded bedding
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Mushiage - Nagashima island - Danjima island - Shirimi - Hattantoge pass - Taberi - Fukutani - Ogi, Oku town, Setouchi city, Okayama pref.
- Sato et al. (2022) Geology of the Wake District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 106p. (in Japanese with English abstract 4p.)