Morozaki Group

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Morozaki Group Kose, 1928

Invalid synonym: Minamichita Formation

Type locality: Morozaki peninsula, Aichi prefecture
Coherent formation
early Miocene (18 - 15 Ma)

Sedimentary facies: Marine
Water temperature: Cold ocean current
Depth of water: Several hundred meters (Callianopsis titaensis)
Lithofacies: Tuffaceous sandstone, Mudstone
Lithofacies (Minor): Tuff, Conglomerate

Thickness: ca. 1,050 m

Morozaki Group
[ Upper ]
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Utsumi Formation
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Yamami Formation
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Toyohama Formation
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Himaka Formation
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[ Lower ]

First Setouchi Supergroup (Aichi pref.)
[ Upper ]
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Morozaki Group
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[ Lower ]

[ Upper ]
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Second Setouchi Supergroup
?--?--?--?--?-
First Setouchi Supergroup
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[ Lower ]

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

Distribution: Chita peninsula, Aichi pref.
Fossils: Fishes, Crustaceans (Callianopsis titaensis), Foraminifera, Diatoms
Fossils (Shellfishes): Eunucula praenipponica, Malletia inermis, Periploma (Aelga) besshoense, Portlandia (Hataiyoldia) tokunagai, Yoldia sagittaria
Fossils (Foraminifera): Globigerina euapertura, Globigerina falconensis, Globigerina praebulloides praebulloides, Globigerina praebulloides pseudociperoensis, Globigerina woodi, Globigerinatella insueta, Globigerinita cf. dissimilis, Globigerinita stainforthi stainforthi, Globoquadrina altispira altispira, Globoquadrina altispira globosa, Globoquadrina dihiscens dehiscens, Globoquadrina venezuelana, Globorotalia continuosa, Globorotalia obesa, Globorotalia scitula praescitula

Muramiya et al. (2017) Jour. Geol. Soc. Japan, vol.123, no.11, pp.939-952 DOI
Kondo and Kimura (1987) Geology of the Morozaki District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 93p. (in Japanese with English abstract 5p.)