Jonan Complex

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Jonann Complex Kurimoto et al., 1993

Type locality: Mananjonaka - Mananjokami, Tambasasayama city, Hyogo prefecture
Accretionary complex
Deposition (Chert): Permian - Late Triassic
Deposition (Shale): Early Jurassic
Accretion: Jurassic
Correlation: Fujioka Complex, Kowaki Complex, Shuzan Unit, Hiuchiwan Unit, Yamaga Complex, Tano Complex, upper Mimata Complex, upper Minoo Complex

Sedimentary facies: Marine
Lithofacies: Shale
Lithofacies (Minor): Sandstone, Greenstones, Chert, Acidic tuff

Thickness: 1,000 m
Distribution (South - North): 1.5 - 2 km
Upper limit: Thrust fault (Takashiroyama Formation), Unconformity (Kamogawa Formation)

Tamba Belt (Tannan, Hyogo pref.)
[ Upper ]
/--/--/--/--/-
Takashiroyama Formation
/--/--/--/--/-
Jonan Complex
/--/--/--/--/-
Furuichi Complex
/--/--/--/--/-
Mitsuo Complex
/--/--/--/--/-
Kuroi Complex
/--/--/--/--/-
[ Lower ]

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

Distribution: Mananjjonaka - Mananjokami - Mount Matsuoyama - Otada, Tambasasayama city, Hyogo pref.
Fossils: Conodonts
Fossils (Radiolarians): Canoptum sp., Corum sp., Hsuum sp., Triassocampe sp.

Kurimoto et al. (1993) Geology of the Sasayama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 93p. (in Japanese with English abstract 5p.)