Hayama Formation

Invalid synonym: Sotonohashi Member, Shizumi Member

Type locality: Nara prefecture
Coherent formation
Miocene

Sedimentary facies: Marine
Sedimentary facies: Offshore

Yamabe Group
[ Upper ]
~~~~~~~~~~~~~~
Hayama Formation
--------------
Sogo Formation
--------------
Iu Formation
~~~~~~~~~~~~~~
[ Lower ]

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

Distribution: Nara pref.
Fossils: Shellfishes, Foraminifera

Sato et al. (2012) Jour. Geol. Soc. Japan, vol.118, Supplement, pp.53-69 DOI
Nishioka et al. (2001) Geology of the Sakurai District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 141p. (in Japanese with English abstract 5p.)