Sodesawa Formation

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Sodesawa Formation Niigata Basement Research Group, 1996

Type locality: Sodesawa creek, Hinoemata city, Minamiaizu county, Fukushima prefecture
Accretionary complex
Deposition: Permian

Sedimentary facies: Marine
Lithofacies: Mélange facies
Matrix: Mudstone
Exotic blocks (Crusts): Basalt, Basalt tuff, Tuffaceous sandstone, Sandstone

Thickness: 400 m or thicker
Lower limit: Fault (Maruyama Formation)

Okutadami, Fukushima pref.
[ Upper ]
/--/--/--/--/-
Sodesawa Formation
/--/--/--/--/-
Maruyama Formation
/--/--/--/--/-
Takizawa Formation
/--/--/--/--/-
Otori Formation
/--/--/--/--/-
[ Lower ]

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

Distribution: Sodesawa creek, Hinoemata city, Minamiaizu county, Fukushima pref.
Fossils: Crinoids

Takahashi et al. (2004) Geology of the Suhara District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 80p. (in Japanese with English abstract 4p.)