Higashiyama Conglomerate Member

Higashiyama Conglomerate Member (Shimakura et al., 1971) Nishioka et al., 2001

Invalid synonym: Hachibuse Conglomerate Member

Type locality: Jigokudani valley, Nara city, Nara prefecture
Coherent formation
middle Miocene

Lithofacies: Conglomerate
Lithofacies (Minor): Sandstone

Thickness: ca. 5 - 50 m
Upper limit: Transitional (Onigatsuji Mudstone and Sandstone Member), Conformity (Yadawara Conglomerate Member)
Lower limit: Unconformity (Toyoda Formation, Ryoke Metamorphic Rocks, Granitoids)

Jigokudani Formation
[ Upper ]
~~~~~~~~~~~~~~
Iimori Conglomerate Member
~~~~~~~~~~~~~~
Sekibutsu Tuff Member
~~~~~~~~~~~~~~
Yadawara Conglomerate Member
--------------
Onigatsuji Mudstone and Sandstone Member
--------------
Higashiyama Conglomerate Member
~~~~~~~~~~~~~~
[ Lower ]

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

Distribution: Jigokudani - Nakanokawa town - Mount Kasugayama - Mausoleum of Emperor Kasuganomiya - Hachibuse town - Wada town - Maitani town - Nakahata town, Nara city, Nara pref.

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.)
Ozaki et al. (2000) Geology of the Nara District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 162p. (in Japanese with English abstract 5p.)