Kuribayashi Formation

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Kuribayashi Formation Yoshida and Katada, 1964

Type locality: Kuribayashi town, Kamaishi city, Iwate prefecture
Accretionary complex
Deposition (Limestone): early Permian (Fusulinids)
Accretion: Jurassic

Sedimentary facies: Marine
Lithofacies: Sandstone, Slate, Tuffaceous sandstone
Lithofacies (Minor): Tuff, Calcareous conglomerate, Calcareous sandstone, Chert

Thickness: approxemately 1,500 m

Kuzumaki - Kamaishi Sub-belt (Miyako, Iwate pref.)
[ Upper ]
/--/--/--/--/-
Hanawa Formation
/--/--/--/--/-
Kamaishi Formation
/--/--/--/--/-
Kuribayashi Formation
/--/--/--/--/-
[ Lower ]

North Kitakami Belt
[ Upper ]
/--/--/--/--/-
Kuzumaki - Kamaishi Sub-belt
/--/--/--/--/-
Akka - Tanohata Sub-belt
/--/--/--/--/-
[ Lower ]

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

Distribution: Kuribayashi town, Kamaishi city, Iwate pref.
Fossils (Limestone gravels): Corals (Lithostrotionella? sp.), Fusulinids (Endothyra sp., Millerella sp., Pseudofusulina sp., Pseudoschwagerina? sp.), Crinoids

Yoshida and Katada (1984) Geology of the Miyako District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 44p. (in Japanese with English abstract 6p.)
Yoshida and Katada (1964) Otsuchi and Karodake, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 30p. (in Japanese with English abstract 6p.)