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Kawamata Unit (Fujimoto et al., 1950) Hara and Hisada, 1998

Invalid synonym: Kawamata Formation

• Type locality: Kawamata, Otaki, Chichibu city, Saitama prefecture
• Accretionary complex
• Accretion: Cretaceous

• Sedimentary facies: Marine
• Metamorphic facies: Greenschist (270 MPa, 300 degree C)
• Lithofacies: Muddy phyllite-dominant interbedded sandstone and phyllite
• Lithofacies (Minor): Broken facies, Siliceous phyllite, Tuffaceous phyllite, Chert, Limestone

• Upper limit: Thrust fault (Futase Unit)

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

• Distribution: Kawamata - Takikawa river - Irikawa river - Yatakezawa creek - Akazawadani - Matanosawa creek, Otaki, Chichibu city, Saitama pref.

• Hara et al. (2010) Geology of the Mitsumine District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 110p. (in Japanese with English abstract 4p.)