Oigatani Chert-Limestone

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Oigatani Chert-Limestone

Accretionary complex
Deposition (Limestone): early - middle Permian (Fusulinids)
Deposition (Chert): middle - late Triassic (Radiolarians)
Deposition (Mudstone): Middle Jurassic (Radiolarians)
Accretion: Middle Jurassic

Sedimentary facies: Marine
Lithofacies: Coherent facies
Lithofacies: Chert
Lithofacies (Minor): Limestone, Basalt lava, Volcanic rocks, Mudstone
Upper limit: Thrust fault (Funabuseyama rock mass)
Lower limit: Thrust fault (Neo Mélange)

Nabi Unit (Mount Funabuseyama)
[ North ]
/--/--/--/--/-
Oigatani Chert-Limestone
/--/--/--/--/-
Kuzuhara Turbidite
/--/--/--/--/-
Hinagura Turbidite
/--/--/--/--/-
[ South ]

Mino Belt (Mino, Gifu pref.)
[ Upper ]
/--/--/--/--/-
Sakamototoge Unit
/--/--/--/--/-
Samondake Unit
/--/--/--/--/-
Kamiaso Unit
/--/--/--/--/-
Funafuseyama Unit
/--/--/--/--/-
Nabi Unit
/--/--/--/--/-
Kanayama Unit
/--/--/--/--/-
Kuze Unit
/--/--/--/--/-
[ Lower ]

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

Distribution: Oigatani - Kanzaki, Yamagata city, Gifu pref.
Fossils (Limestone, Fusulinids): Neoschwagerina sp., Pseudodoliolina cf. ozawai, Schubertella sp., Schwagerina sp.

Wakita (1991) Geology of the Tanigumi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 53p. (in Japanese with English abstract 4p.)