Kunimidake Volcanic Rocks

Kunimidake Volcanic Rocks (Miura et al., 1971) Ujiie and Hirota, 1993

Invalid synonym: Kunimidake Andesite

Volcanic rocks
Volcanic edifice
Miocene (15.0 Ma, K-Ar)
Intruded in: Ichinose Rhyolite

Lithofacies (Upper): Tholeiitic basalt, andesite
Lithofacies (Lower): Dacite
Lithofacies (Top): Scoriaceous lapilli tuff, Agglutinates, Spatter
Lithofacies: Lava
Lithofacies (Basal): Andesite lapilli tuff, Volcanic breccia

Thickness: ca. 300 m
Distribution: 6 x 4 km²
Lower limit: Unconformity (Kunimi Formation, Itoo Formation, Ichinose Rhyolite)

Fukui, Fukui pref.
[ Upper ]
~~~~~~~~~~~~~~
Kunimidake Volcanic Rocks
~~~~~~~~~~~~~~
Ichinose Rhyolite
~~~~~~~~~~~~~~
Aratani Formation
--------------
Kunimi Formation
--------------
Itoo Formation
~~~~~~~~~~~~~~
Nishitani Formation
~~~~~~~~~~~~~~
[ Lower ]

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

Distribution: Mount Kunimidake, Fukui city, Fukui pref.
Distribution (Affinity masses): Mount takasuyama - Mount Asakurayama - Mount Garagarayama, Fukui city, Fukui pref.; Mount Konpirayama, Kamiitoo, Echizen city, Nyu county, Fukui pref.

Kano et al. (2007) Geology of the Fukui District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 68p.