Nyudani Mass

[ Top ] [ Japanese ]

Nyudani Mass

Volcanic rocks
Late Cretaceous

Lithofacies: Rhyolite - Rhyolitic dacite pyroclastic rocks, Lava

Nyudani Mass
[ Upper ]
~~~~~~~~~~~~~~
Nyudani Formation
~~~~~~~~~~~~~~
[ Lower ]

Okumino Acid Igneous Complex (Northeastern part)
[ North ]
~~~~~~~~~~~~~~
Nyudani Mass
~~~~~~~~~~~~~~
Hachiman Mass
~~~~~~~~~~~~~~
[ South ]

Okumino Acid Igneous Complex (Southwestern part)
[ North ]
~~~~~~~~~~~~~~
Omodani Mass
~~~~~~~~~~~~~~
Akeshidani Mass
~~~~~~~~~~~~~~
Itadori Mass
~~~~~~~~~~~~~~
Horado Mass
~~~~~~~~~~~~~~
Yanajima Mass
~~~~~~~~~~~~~~
[ South ]

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

Distribution: Nyudani valley, Ono city, Fukui pref.

Wakita (1995) Geology of the Mino District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 36p. (in Japanese with English abstract 3p.)
Wakita (1984) Geology of the Hachiman District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 89p. (in Japanese with English abstract 6p.)