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List of geological units in Nara prefecture

A list of stratigraphic units, igneous bodies, and geological structures reported from Nara prefecture, Kinki region, Honshu island, Japan.

Photographs of geological units in Nara prefecture

Jurassic (201.3-145.0 Ma)

Southern Chichibu Belt

Sannoko complex

Kitamatagawa complex

Okutamadani Complex

Kuroishi complex

Daifugendake Complex

Upper Unit

Lower Unit

Shisuniwayama Klippe

Wasabidani Complex

Konoyama Body

Ittaizan Body

Fukihata Quartz Diorite

Cretaceous (145.0-66.0 Ma)

Southern Chichibu Belt

Osako Complex

Shimanto Supergroup

Hidakagawa Group

Heibara Subgroup

Nishiyoshino Subgroup

Tenkawa Subgroup

Fukatani Formation

Tsuzurao Formation

Misen Sandstone

Shiraidani Sandstone

Yamanishi Formation

Uenoji Subgroup

Tonono Formation

Kazeya Formation

Hiradani Subgroup

Yamasaki Formation

Ryujin Formation

R1

R2

R3

R4

R5

Ra

Rb

Northern Shimanto Belt

Koyasan Group

Mugitani Formation

Izuo Unit

Sebato Unit

Unokawa Formation

Takaharagawa Formation

Upper Sandstone Unit

Mixed-rock Unit

Lower Sandstone Unit

Akataki Formation

Makio Formation

Ui complex

Sanbagawa Belt

Kamiichi zone

Ryoke Belt

Ryoke metamorphic rocks

Older Ryoke Granitoids

Joryu Tonalite

Sukawa Granodiorite

Sagawa Granite

Shobu Tonalite

Shigisan Granodiorite

Iwahashiyama Granite

Takayasuyama Granite

Takatoriyama adamellite

Ashihara diorite

Younger Ryoke Granitoids

Hase Plutonic Complex

Makimukuyama Granite

Tomio Granite

Katano Granite

Ao Granite

Yagyu Granite

Yamashiro Granite

Narukawa Granite

Minamikawachi Granite

Kobuka granodiorite

Katsuragi quartz diorite

Sennan Group

Sennan Rhyolites

Izumi Group

Southern facies

Ikoyamayama Gabbro

Akabane Body

Paleogene

Inamuragadake Conglomerate

Paleogene - Neogene

Shimanto Supergroup

Nyunokawa Formation

N3

N4

N5

Miocene (23.03-5.33 Ma)

Hozanji Andesite

Odai caldera

Omine-Odai Acidic Rocks

Inamuragatake formation

Jigokudani Formation

Iimori Conglomerate Member

Sekibutsu Tuff Member

Uppermost

Upper

Lower

L3 Unit

L2 Unit

L1 Unit

Yadawara Conglomerate Member

Onigatsuji Mudstone and Sandstone Member

Higashiyama Conglomerate Member

Mikasa Andesite

Miminashiyama Rhyolite

Tsugeno Formation

Muro Pyroclastic Flow Deposit

Onomi Conglomerate Member

Shiraishi Sandstone and Mudstone Member

Setouchi Volcanic Rocks

Nijo Group

Jogashiro Formation

Tanabe member

Sekiya member

Harakawa Formation

Tojo Member

Shibayama Member

Fujii Member

Karindobata Member

Older Dorokoro Member

Younger Dorokoro Member

Odake Member

Myojinyama Member

Kasugayama Member

Kashiwamine Member

Ishimakuri Member

Tajiri Member

Myojin Member

Tomeshoyama Member

Higashiyama Member

Donzurubo formation

Upper Donzurubo Member

Anamushitoge Member

Medake Member

Hata Member

Middle Donzurubo Member

Ishikiriba Member

Lower Donzurubo Member

Yamagasu Group

Nakataro Formation

Igami Formation

Shioi Formation

Yamabe Group

Sotonohashi member

Hayama Formation

Sogo Formation

Iu Formation

Hata volcanic rocks

Fujiwara Group

Toyoda Formation

Kokuzo Formation

Iwai Formation

Soni Formation

Konagao Conglomerate Member

Nakaoku tuffite dikes

D1 dyke

Takegi dikes

D4 dyke

D7 dyke

Omine Granitic Rocks

Dorogawa Body

Shirakura Body

Kose Body

Shirakawahaccho Mass

Asahi Body

Tenguyama Body

Shiratani Body

Katago-Mukuro Body

Miyataki Dyke

Kasugayama Formation

Takamadoyama Basalt

Mizuyagawa Tuff Member

Pliocene (5.33-2.58 Ma)

Kobiwako Group

Sonoha Gravel Member

Iga Formation

Ishiuchi Member

Ueno Formation

Iga Member

Pliocene-Pleistocene

Oyodo Formation

Ryumon Formtion

Pleistocene (2.58- 0.01Ma)

Osaka Group

Seika Formation

Tanabe Formation

Zakuro Member

Mizutori Member

Tomigaoka Formation

Higashihata Member

Shikahata Member

Kamiumetani Member

Ofuku Member

Kokuzoyama Conglomerate Member

Shirakawaike Formation

Lower part

Ma 1

Lower Most part

Shobudani formation

Narazaka Gravel Bed

Rokuyaon Gravel Bed

Lower Terrace Deposits, Nara

Sakate Tephra

Ebs-Fkd

Kurokamiyama I Tephra

Kurokamiyama II Tephra

Kurokamiyama III Tephra

Kurokamiyama IV Tephra

Hannyaji Tephra

Geological structures

Median Tectonic Line

Omine-Odai thrust fault

Heibara thrust fault

Todake thrust fault?

Ui thrust fault

Iroo thrust fault

Takahara fault?

Shimotakogawa fault

Shionoha-Kamataki fault

Otaki-Kitazumi fault

Sanbyaku fault

Kongo fault

Yoshinoyama anticline

Omine syncline

Shirahige syncline