Kubi Formation

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Kubi Formation

Volcanic rocks
Late Cretaceous
Correlation: Kamagari Formation, H1 Breccia Member, H2 Rhyolite Member, H3 Andesite Member, H4 Dacite Member

Lithofacies: Rhyolite - Dacite volcanic rocks, Volcaniclastic rocks

Kubi Formation
[ Upper ]
~~~~~~~~~~~~~~
Ocho Member
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Mitarai Conglomerate Member
~~~~~~~~~~~~~~
[ Lower ]

Haigamine Formation (Osakishimojima, Hiroshima pref.)
[ Upper ]
~~~~~~~~~~~~~~
Kubi Formation
~~~~~~~~~~~~~~
[ Lower ]

Takada Rhyolites (Kure, Hiroshima pref.)
[ Upper ]
~~~~~~~~~~~~~~
Norosan Welded Tuff
~~~~~~~~~~~~~~
Haigamine Formation
~~~~~~~~~~~~~~
[ Lower ]

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

Distribution: Hirosihma pref.

Matsuura (2001) Geology of the Mitsu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 58p. (in Japanese with English abstract 4p.)
Higashimoto et al. (1985) Geology of the Kure District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 93p. (in Japanese with English abstract 6p.)