Sotoizumi Group

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Sotoizumi Group

Coherent formation
Cretaceous

Sedimentary facies: Marine

Thickness: ca. 2,000 m

Sotoizumi Group (northern Yuasa, Wakayama pref.)
[ Upper ]
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Futakawa Formation
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Goryo Formation
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Kanaya Formation
?--?--?--?--?-
[ Lower ]

Sotoizumi Group (southern Yuasa, Wakayama pref.)
[ Upper ]
--------------
Futakawa Formation
--------------
Matsubara Formation
~~~~~~~~~~~~~~
Kamimatsubara Formation
~~~~~~~~~~~~~~
[ Lower ]

Sotoizumi Group (Aritagawa, Wakayama pref.)
[ Upper ]
?--?--?--?--?-
Toyajo Formation
?--?--?--?--?-
[ Lower ]

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

Distribution: Wakayama pref.

Hirayama and Tanaka (1956) Todorogi, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 37p. (in Japanese with English abstract 11p.)
Hirayama and Tanaka (1956) Kainan, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 62p. (in Japanese with English abstract 12p.)