Ashibuchi Complex

Ashibuchi Complex Kurimoto and Makimoto, 1990

Type locality: Shimokawai - Kawaigawa river, Ashibuchi, Miwa town, Fukuchiyama city, Kyoto prefecture
Accretionary complex
Deposition (Chert): middle Permian (Radiolarians)
Deposition (Shale): Middle - Late Jurassic (Radiolarians)
Accretion: Jurassic - Early Cretaceous
Correlation: Natasyo Complex, Haiya Compolex, Wachi Complex, Mitsuo Complex, Koganegadake Unit, Ashibuchi Complex, lowest Minoo Complex, Karatogoe Complex

Sedimentary facies: Marine
Lithofacies: Coherent facies (Chert-clastic sequence)
Lithofacies (Upper): Sandstone
Lithofacies (Middle): Shale
Lithofacies (Middle, Minor): Greenstones, Chert, Sandstone
Lithofacies (Lower): Basalt lava, Volcaniclastic rocks, Chert
Lithofacies (Bottom): Shale, Chert

Tamba Belt (Fukuchiyama, Kyoto pref.)
[ Upper ]
/--/--/--/--/-
Mimata Complex
/--/--/--/--/-
Ashibuchi Complex
/--/--/--/--/-
Kuroi Complex
/--/--/--/--/-
[ Lower ]

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

Distribution: Shimokawai - Kawaigawa river - Nakajima, Ashibuchi, Miwa town, Fukuchiyama city, Kyoto pref.; Shiotsutoge pass - Mount Shikakurayama, Fukuchiyama city, Kyoto pref.; Mount Anzensan - Tokkonotaki fall, Tanba city, Hyogo pref.
Fossils (Radiolarians): Archaeodictyomitra sp., Eucyrtidiellum cf. ptyctum, Follicucullus scholastics, Hsuum sp., Parahsuum sp., Parvicingula sp., Pseudoalballella sp., Stichocapsa sp., Tricolocapsa sp., Unuma sp.

Kurimoto and Makimoto (1990) Geology of the Fukuchiyama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 97p. (in Japanese with English abstract 5p.)