Otaniyama Formation

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Otaniayama Formation

Type locality: Mount Odaniyama, Nagahama city, Shiga prefecture
Accretionary complex
Jurassic

Sedimentary facies: Marine
Lithofacies: Chert
Lithofacies (Minor): Slate, Sandstone, Limestone

Thickness: 1,000 m or thicker?
Lower limit: Conformity (Takayama Formation)

Kusanogawa Group
[ Upper ]
/--/--/--/--/-
Otaniyama Formation
/--/--/--/--/-
Takayama Formation
/--/--/--/--/-
[ Lower ]

Mino Belt (west Nagahama, Shiga pref.)
[ Upper ]
/--/--/--/--/-
Kusanogawa Group
/--/--/--/--/-
[ Lower ]

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

Distribution: Mount Odaniyama - Mount Toragozenyama - Norikura - Takatoki, Nagahama city, Shiga pref.
Fossils (LImestone, Fusulinids): Miselina sp.Neoschwagerina cf. simplex, Pseudofusulina cf. japonica?, Pseudofusulina cf. ozawai, Schwagerina sp.

Isomi (1956) Ominagahama, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 51p. (in Japanese with English abstract 6p.)