Unit III

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Unit III

Type locality: Jiyoshidani river - Jiyoshi pass, Kumakogen city, Kamiukena county, Ehime prefecture
Accretionary complex
Deposition: Jurassic
Correlation: Sawadani Unit, Onogahara Formation, Shirakidani Group

Sedimentary facies: Marine
Lithofacies: Mélange facies, Coherent facies
Matrix (Minor): Mudstone
Exotic blocks (Slabs, Upper): Limestone
Exotic blocks (Slabs, Middle): Basaltic clastic rocks (Basaltic interbedded sandstone and mudstone, Basaltic hyaloclastite)
Exotic blocks (Slabs, Lower): Basaltic pillow lava
Lithofacies (Coherent facies, Upper): Sandstone, Mudstone
Lithofacies (Coherent facies, Lower): Conglomerate, Sandstone, Mudstone

Upper limit: Thrust fault (Unit II)
Lower limit: Thrust fault

Northern Chichibu Belt (Jiyoshi, Ehime pref.)
[ Upper ]
/--/--/--/--/-
Kashiwagi Unit
/--/--/--/--/-
Unit I = Sumaizuku Unit
/--/--/--/--/-
Unit II
/--/--/--/--/-
Unit III = Sawadani Unit
/--/--/--/--/-
[ Lower ]

Chichibu Belt
[ Upper ]
/--/--/--/--/-
Kurosegawa Belt
/--/--/--/--/-
Northern Chichibu Belt
/--/--/--/--/-
Southern Chichibu Belt
/--/--/--/--/-
[ Lower ]

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

Distribution: Jiyoshidani river - Jiyoshi pass, Kumakogen city, Kamiukena county, Ehime pref; Takano river, Kumakogen city, Kamiukena county, Ehime pref.; Godanjo - Gyujo, Kumakogen city, Kamiukena county, Ehime pref.

Tsuji and Sakakibara (2009) Jour. Geol. Soc. Japan, vol.115, no.1, pp.1-16 DOI