Sanaka Complex

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Sanaka Complex Kurimoto et al., 1993

Type locality: Osaka - Sanaka dam, Tambasasayama city, Hyogo prefecture
Accretionary complex
Deposition (Chert): Permian - Triassic
Deposition (Shale): Early - Middle Jurassic
Accretion: Jurassic
Correlation: Furuichi Complex, Yajiro Complex, Kumogahata Unit, Shinmito Unit, Kamanowa Complex, lower Mimata Complex, lower Minoo Complex, Toshitanigawa Complex

Sedimentary facies: Marine
Lithofacies (Upper): Sandstone
Lithofacies (Upper, Minor): Chert
Lithofacies (Lower): Chert, Greenstones

Thickness: 1,270 m
Distribution (South - North): 0.7 - 2 km

Tamba Belt (Sasayama, Hyogo pref.)
[ Upper ]
/--/--/--/--/-
Takashiroyama Formation
/--/--/--/--/-
Fujioka Complex
/--/--/--/--/-
Sanaka Complex
/--/--/--/--/-
Mitsuo Complex
/--/--/--/--/-
Kuroi Complex
/--/--/--/--/-
[ Lower ]

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

Distribution: Osaka - Sanaka dam - Chisoku, Tambasasayama city, Hyogo pref.; Yokota, Hikami town, Tamba city, Hyogo pref.
Fossils: Conodonts
Fossils (Radiolarians): Archicapsa pachyderma, Archaeodictyomitra sp., Canoptum sp., Eucyrtidiellum sp., Hsuum sp., Pantanellium sp., Parahsuum cf. ovale, Parahsuum cf. simplum, Parvicingula sp., Stichocapsa sp., Tricolocapsa 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.)