(Invalid name) Chiisagata Formation

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(Invalid name) Chiisagata Formation

Coherent formation
Miocene

Lithofacies:

Chiisagata Formation
[ Upper ]
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Bessho Formation
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Fujiyama Formation
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[ Lower ]

Chushin Group
[ Upper ]
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(Invalid name) Chiisagata Formation
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(Invalid name) Uchimura Formation
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(Invalid name) Moriya Formation
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[ Lower ]

northern Nagano pref.
[ Upper ]
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Hokushin Group
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Chushin Group
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[ Lower ]

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

Distribution: northern Fossa Magna area, Nagano pref.

Kawachi and Aramaki (1979) Geology of the Komoro District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 39p. (in Japanese with English abstract 2p.)