Aida Formation

[ Top ] [ Japanese ]

Aida Formation

High P/T metamorphic rocks
Metamorphism: early Carboniferous - Late Jurassic
Intruded by: Dolerite, Gabbro, Diorite

Lithofacies: Phyllite, Slate

Upper limit: Unconformity (Hirono Formation)

Aida Formation
[ Upper ]
/--/--/--/--/-
Nankai Clayslate Member
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Kusakabe Clayslate Member
/--/--/--/--/-
[ Lower ]

Sangun Metamorphic Belt (Tsuyama, Okayama pref.)
[ Upper ]
/--/--/--/--/-
Tomata Formation
/--/--/--/--/-
Aida Formation
/--/--/--/--/-
[ Lower ]

Distribution: Tsuyama city, Okayama pref.

Kawai (1957) Tsuyama-Tobu, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 63p. (in Japanese with English abstract 8p.)