Bentenjima Rhyolite Member

[ Top ] [ Japanese ]

Bentenjima Rhyolite Member Tsushima and Uemura, 1959 (Photo)

Type locality: Kodomari, Nakadomari city, Kitatsugaru county, Aomori prefecture
Volcanic rocks
early - middle Miocene

Lithofacies: Rhyolite

Fuyube Formation
[ Upper ]
--------------
Bentenjima Rhyolite Member
--------------
Shiroiwazaki Rhyolite Member
--------------
[ Lower ]

Northern Tsugaru peninsula
[ Upper ]
--------------
Nagane Formation
--------------
Fuyube Formation
--------------
Isomatsu Formation
~~~~~~~~~~~~~~
Gongenzaki Formation
~~~~~~~~~~~~~~
[ Lower ]

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

Distribution: Shitamae - Cape Benten, Kodomari, Nakadomari city, Kitatsugaru county, Aomori pref.; Mount Moya, Isomatsu, Goshogawara city, (previously Shiura city), Aomori pref.

Tsushima and Uemura (1959) Kodomari, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 45p. (in Japanese with English abstract 5p.)