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List of geological units in Fukushima prefecture
A list of stratigraphic units, igneous bodies, and geological structures reported from Fukushima prefecture, Tohoku region, Honshu island, Japan.
Photographs of geological units in Fukushima prefecture
- Cambrian (541-485.4 Ma)
- Motai-Matsugadaira Belt
- Yamagami Metamorphic Rocks
- Yaguki Metamorphic Rocks
- Matsugadaira Metamorphic Rocks
- Suketsune Metamorphic Rocks
- Gozaisho-Takanuki Metamorphic Rocks
- Gozaisho Metamorphic Rocks
- Takanuki Metamorphic Rocks
- Paleozoic
- Nekonakiyama Gabbroic Rocks
- Silurian-Devonian
- Matsugadaira formation
- Devonian (419.2-358.9 Ma)
- South Kitakami Belt
- Soma Paleozoic Formations
- Ainosawa Formation
- Carboniferous (358.9-298.9 Ma)
- South Kitakami Belt
- Soma Paleozoic Formations
- Mano Formation
- Tateishi Formation
- Yaguki Limestone
- Otakizawa Formation
- Permian (298.9-252.17 Ma)
- South Kitakami Belt
- Soma Paleozoic Formations
- Yumiorezawa Formation
- Oashi Formation
- Uwano Formation (Uwagaya formation)
- Sodesawa Formation
- Maruyama Formation
- Takizawa Formation
- Otori Formation
- Hinoemata formation
- Takakurayama Group
- Kashiwadaira formation
- Motomura formation
- Iriishikura formation
- Matsuyamazawa Formation
- Seitarozawa Formation
- Jurassic (201.3-145.0 Ma)
- Tochikubo formation
- Tomizawa formation (Torinosu limestone)
- Koike limestone
- Soma formation
- Yamakami formation
- South Kitakami Belt
- Karakuwa-Oshika Subbelt
- Somanakammura Group
- Tomizawa Formation
- Nakanosawa Formation
- Koike Limestone Member
- Tatenosawa Sandstone Member
- Tochikubo Formation
- Yamagami Formation
- Awazu Formation
- Oto Formation
- Hinoemata Formation
- Cretaceous (145.0-66.0 Ma)
- Kakkoyama Formation
- Futaba Group
- Tamayama Formation
- Irimazawa Member
- Kohisagawa Member
- Kasamatsu Formation
- Ashizawa Formation
- Obisagawa Member
- Asamigawa Member
-
- South Kitakami Belt
- Karakuwa-Oshika Subbelt
- Somanakamura Group
- Koyamada Formation
- Abukuma Granitic Rocks
- Hanazukayama mass
- Tatakaiyama mass
- Otsunagi mass
- Hiyama mass
- Higashiniidono mass
- Miharu mass
- Saiso mass
- Nagato mass
- Takanokura Formation
- Kunimiyama Granodiorite
- Udagawa Granodiorite
- Hachijoishiyama Granite
- Nittagawa Granodiorite
- Kawabusa Granodiorite
- Okurayama Quartz Diorite
- Tamanoyu Granodiorite
- Hayama Gabbroic Mass
- Shiroumaishiyama Gabbroic Mass
- Utsushigatake Gabbroic Mass
- Main body
- Marginal body
- Yaguki Granodiorite
- Ohisagawa Granodiorite
- Shibayama mass
- Yoshimagawa mass
- Saiso mass
- Nagato mass
- Iritono mass
- Miyamoto mass
- Samegawa mass
- Ishikawa mass
- Tabito mass
- Ronden mass
- Jumonji mass
- Cretaceous-Paleogene
- Hinoematagawa Granite
- Eocene (56.0-39.0 Ma)
- Shiramizu Group
- Iwaki Formation
- Oligocene (39.0-23.03 Ma)
- Shiramizu Group
- Shirasaka Formation
- Asagai Formation
- Neogene
- Totsuna formation
- Nashidaira formation
- Hagino formation
- Tashiroyama Rhyolite
- Sanekawa Lava
- Miocene (23.03-5.33 Ma)
- Yunagaya Group
- Misawa Formation
- Honya Formation
- Ishimoriyama Tuff Breccia Member
- Kamenoo Formation
- Mizunoya Formation
- Goyasu Formation
- Kunugidaira Formation
- Shichiku Formation
- Yuzuritoge Formation
- Ninosawa Formation
- Daibutsuyama Rhyolite
- Hibara Formation
- Meganebashi Formation
- Tsuchiyutoge Formation
- Horiguchi Formation
- Kijigoya caldera
- Kijigoya Formation
- Akimotoko Pyroclastic Flow Deposit
- Matsukawa Formation
- Odaira Formation
- Itaya Formation
- Shirado Group
- Minamishirado Formaiton
- Yoshinoya Formation
- Takaku Group
- Shimotakaku Formation
- Numanouchi Formation
- Kamitakaku Formation
- Kokozura Formation
- Taga Group
- Hisanohama channel
- Hs2 Unit
- Hs1 Unit
- Akashiba Formation
- Kurakawa Formation
- Iwagamiyama Formation
- Takatama caldera
- Takatama Formation
- Fukazawa Pyroclastic Flow Deposit
- Onagurayama Andesite
- Yanamori formation
- Hiyama formation
- Ouchi Formation
- Ryozen Formation
- Tenmyosan Volcanic Rocks
- Shiote Formation
- Iwakura Formation
- Terasaka Intrusive Pyroclastic Rocks
- Hagurosan Rhyolite
- Ome formation
- Kaneyama formation
- Kagata formation
- Kuroiwa formation
- Tamaji formation
- Kurate formation
- Nakasato formation
- Nishigodo formation
- Akasaka formation
- Yanakawa formation
- Hazama formation
- Kori formation
- Urushikubo formation
- Funaishi formation
- Okubo formation
- Iizawa formation
- Tairashio formation
- Amidayama formation
- Yoshigasawa formation
- Hatsuno formation
- Shiotsubo Formation
- Fujitoge Formation
- Yanaizu Pyroclastic Flow Deposit
- Niitsuru Pyroclastic Flow Deposit
- Nadegi Pyroclastic Flow Deposit
- Natsui Pyroclastic Flow Deposit
- Ichinotogawa Pyroclastic Flow Deposit
- Yamato Pyroclastic Flow Deposit
- Takasato Pyroclastic Flow Deposit
- Mishima Pyroclastic Flow Deposit
- Tsurunumagawa Pyroclastic Flow Deposit
- Minami-aizu Formation
- Odoshimazawa Pyroclastic Flow Deposit
- Komadotoge Pyroclastic Flow Deposit
- Kuromori formation
- Yonaihata formation
- Kawakei formation?
- Shiroishi formation
- Kawachi formation
- Kubota formation
- Tennoji formation
- Kuboma formation
- Takizawagawa Formation
- Miyashita Mudstone Member
- Matsuzakatoge Formation
- Fuzawa Formation
- Shidadaira Formation
- Kitatage Formation
- Osawaguchi Tuff Member
- Yajishita Rhyolites
- Higashiomata Formation
- Notegamiyama Basalt
- Iriyamazawa caldera
- Iriyamazawa Formation
- Hiwada caldera
- Hiwada Formation
- Jonoirizawa caldera
- Jonoirizawa Formation
- Takagawa caldera
- Takagawa Formation
- Kuwazone Pyroclastic Flow Deposit
- Miocene-Pliocene
- Hitachi Group
- Terushima Formation
- Yotsukura Formation
- Izumi group
- Naematsuyama rhyolite
- Nakosonoseki formation
- Kurosuno formation
- Sekinoue formation
- Takizawa formation
- Katahira formation
- Asakawa formation
- Akagawa formation
- Tatsunokuchi formation
- Pliocene (5.33-2.58 Ma)
- Yokomuki caldera
- Yokomuki Formation
- Himenuma Pyroclastic Flow Deposit
- Otoge caldera
- Otoge Formation
- Saitsu Pyroclastic Flow Deposit
- Kozoneyama Lava
- Hakaseyama Volcanic Rocks
- Izumi Formation
- Hotokezawa Pyroclastic Flow Deposit
- Akarutoge Pyroclastic Flow Deposit
- Nikogi formation
- Uwaigusa Formation
- Sasamoriyama Andesite
- Aizu-kaneyama Volcanic Rocks
- Sendai Group
- Dainenji Formation
- Mukaiyama Formation
- Tatsunokuchi Formation
- Kameoka Formation
- Neogene-Pleistocene
- Chosugatamayama Lava
- Pliocene-Pleistocene
- Yamasato group
- Quaternary
- Nishiuchi formation
- Pleistocene (2.58- 0.01Ma)
- Suriagehara Fan Deposit
- Yachidaira Lake Deposit
- Bandai-Hayama 1 Pyroclastic Flow Deposit
- Tsukabara Formation
- Shimizumachi Formation
- Nishikarasugawa Andesite
- Fushiogami Debris Avalanche Deposit
- Todera Formation
- Nanaorezaka Formation
- Takada formation
- Sodetamayama Formation
- Shirakawa formation
- Shirakawa Pyroclastic Flow Deposits
- Kamafusayama Pyroclastic Flow Deposit
- Tenei Pyroclastic Flow Deposit
- Nishigo Pyroclastic Flow Deposit
- Ashino Pyroclastic Flow Deposit
- Kumado Pyroclastic Flow Deposit
- Nagurasawa Pyroclastic Flow Deposit
- Shimogo Formation
- Pre-Adatara volcano
- Numagasaku formation
- Adachigahara-II formation
- Adachigahara-I formation
- Adachi tuff bed
- A1 tuff bed
- A2 tuff bed
- A3 tuff bed
- A4 tuff bed
- Fujita formation
- Aira-Tn tuff bed (AT)
- Koriyama Formation
- Nihonmatsu Formation
- Otama Formation
- Otsuki formation
- Nagai-I formation
- Nagai-II formation
- Nagai-III formation
- Numazawa volcano
- Numagozen Pyroclastic Deposit
- Maeyama Lava
- Sozan Lava
- Mizunuma Pyroclastic Deposit
- Nm-MZ Tephra
- Mukurezawa Lava
- Nm-SB Tephra
- Shirifukitoge Pyroclastic Deposit
- Sakasegawa Pyroclastic Flow Deposit
- Bandai volcano
- Kobandai volcano
- Ohbandai volcano
- Kushigamine volcano
- Akahani volcano
- Okinajima Debris Flow Deposit
- Azuma volcano
- Takayama volcano
- Higashiazumayama volcano
- Eboshiyama volcano
- Nakaazumayama volcano
- Maedaiten volcano
- Issaikyoyama volcano
- Tenguiwa volcano
- Nishidaiten-Nishiazumayama volcano
- Nakadaiten-Higashidaiten volcano
- Takakurayama volcano
- Shionokawa volcano
- Machiniwasaka Debris Avalanche Deposit
- Adatara volcano
- Minowasan-Adatarayama products
- Numanotaira Crater Lake-fill Deposit
- Numanotaira Pyroclastic Cone Deposit
- Kagoyama Lava
- Yukawa Pyroclastic Flow Deposit
- Numanotaira Welded Pyroclastic Rocks
- Adatarayama Lava
- Seishidaira Lava
- Funamyojinyama Lava
- Tetsuzan-Yahazumori products
- Shojigaiwa Lava
- Tainaiiwa Lava
- Kimenzan Lava
- Motoyama Pyroclastic Flow Deposit
- Minowasan Lava
- Akataki Lava
- Iogawa Lava
- Shiraitonotaki Lava
- Oshosan products
- Sennyodaira Lava
- Maegatake Lava
- Yamazaki Debris Avalanche Deposit
- Oshosan Lava
- Otaki Lava
- Akagidaira Lava
- Maegatakenishi Lava
- Choshigataki Lava
- Yakushidake Lava
- Choshigataki Pyroclastic Flow Deposit
- Dake Lava
- Nagasaka Pyroclastic Flow Deposit
- Endogataki Lava
- Sogodai Lava
- Numajiri Pyroclastic Flow Deposit
- Ad-DK Tephra
- Nekoma volcano
- Younger Volcanic Fan Deposit
- Older Volcanic Fan Deposit
- Kanagawayama Debris Avalanche Deposit
- Sunagohara caldera
- Sunagohara Formation
- Yunotake Rhyolite
- Sunagohara-Kubota Pyroclastic Deposit
- Sn-KC Tephra
- Narioka caldera
- Narioka Formation
- Tonohetsuri caldera
- Tonohetsuri Formation
- Kasshi Volcanic Rocks
- Oshiromoriyama Lavas
- Ono caldera
- Ono Formation
- Kasshiasahidake volcano
- Futamatayama volcano
- Futamatayama Lava
- Futamata Pyroclastic Flow Depoist
- Iwayama Lavas
- Hiuchigatake volcano
- Tsurugaike Debris Avalanche Deposit
- Kan-nongawa Debris Avalanche Deposit
- Azuma-Fukushima Tephra
- Azuma-Sakuma Tephra
- Ad-MH1 Tephra
- Ad-MH2 Tephra
- Ad-MH3 Tephra
- In-KT Tephra
- In-KTa Tephra
- In-KTb Tephra
- In-KTc Tephra
- TK Tephra
- Hu-NN Tephra
- Nk-MA Tephra
- NT Tephra
- On-Pm1 Tephra
- On-NG Tephra
- Ag-OK Tephra
- 3rd Terrace Deposits, Kakuda
- 3rd-a Terrace Deposits, Kakuda
- 2nd Terrace Deposit, Kakuda
- Middle Terrace Deposit, Shirabu pass
- Higher Terrace Deposits, Somanakamura
- Middle I Terrace Deposits, Somanakamura
- Middle II Terrace Deposits, Somanakamura
- Middle III Terrace Deposist, Somanakamura
- Lower I Terrace Deposits, Somanakamura
- Lower II Terrace Deposits, Somanakamura
- Middle Terrace Deposit, Tadami river
- Higher I Terrace Deposit, Kawamata
- Higher II Terrace Deposit, Kawamata
- Middle Terrace Deposit, Kawamata
- Lower I Terrace Deposit, Kawamata
- Lower II Terrace Deposit, Kawamata
- Higher I Terrace Deposit, Haramachi
- Higher II Terrace Deposit, Haramachi
- Middle I Terrace Deposit, Haramachi
- Middle II Terrace Deposit, Haramachi
- Lower I Terrace Deposit, Haramachi
- Lower II Terrace Deposit, Haramachi
- Higher I Terrace Deposit, Aga river, Wakamatsu
- Higher II Terrace Deposit, Aga river, Wakamatsu
- Higher Terrace Deposit, Aga river, Tajima
- Middle Terrace Deposit, Aga river, Tajima
- Lower I Terrace Deposit, Aga river, Tajima
- Lower II Terrace Deposit, Aga river, Tajima
- Lower III Terrace Deposit, Aga river, Tajima
- Higher I Terrace Deposit, Namie
- Higher II Terrace Deposit, Namie
- Middle I Terrace Deposit, Namie
- Middle II Terrace Deposit, Namie
- Middle III Terrace Deposit, Namie
- Middle IV Terrace Deposit, Namie
- Lower I Terrace Deposit, Namie
- Lower II Terrace Deposit, Namie
- Higher I Terrace Deposit, Naraha
- Higher II Terrace Deposit, Naraha
- Middle I Terrace Deposit, Naraha
- Middle II Terrace Deposit, Naraha
- Middle III Terrace Deposit, Naraha
- Middle IV Terrace Deposit, Naraha
- Older Terrace Deposit, Taira
- Younger Terrace Deposit, Taira
- Pleistocene-Holocene
- Lower I Terrace Deposit, Tadami river
- Lower II Terrace Deposit, Tadami river
- Lower I Terrace Deposit, Takiya river
- Lower II Terrace Deposit, Takiya river
- Lower I Terrace Deposit, Naraha
- Lower II Terrace Deposit, Naraha
- Holocene (0.01-0 Ma)
- Yasumiishihara formation
- Adachi tuff bed
- A0 tuff bed
- Numazawa pumice bed
- Numazawa volcano
- Numazawako Lahar Deposit
- Numazawa-Numazawako Pyroclastic Deposit
- Unit I = Numazawa-Numazawako Pyroclastic Flow Deposit
- UUI
- LUI
- Unit II
- Unit III
- Unit IV
- Adatara volcano
- Minowasan-Adatarayama products
- Sukawa L1 Lahar Deposit
- Bandai volcano
- Kobandai volcano
- Bandai 1888 Lahar Deposit
- Takahara volcano
- Stage 2
- Otawara Pyroclastic Flow Deposits
- Shiobara-Otawara Tephra
- Shiobara-Otawara Pyroclastic Flow Deposit
- Middle unit
- Shiobara-Otawara Surge Deposit
- Shiobara-Otawara Pumice Fall Deposit
- Sawada Pumice Fall Deposit
- Azuma volcano
- Jododaira volcano
- Jododaira JP7 Unit
- Oana Unit
- Jododaira JP6 Unit
- Jododaira JP5 Unit
- Jododaira JP4 Unit
- Jododaira JP3 Unit
- Jododaira JP2 Unit
- Issaikyo Unit
- Kofuji Unit
- Jododaira JP1 Unit
- Goshikinuma Unit
- Okenuma Unit
- Hr-FP Tephra
- Lowest I Terrace Deposit, Tadami river
- Lowest II Terrace Deposit, Tadami river
- Lowest III Terrace Deposit, Tadami river
- Lowest IV Terrace Deposit, Tadami river
- Lower IV Terrace Deposit, Aga river, Tajima
- Age unknown
- Karosan Formation
- D1 formation
- Koya formation
- Atsukashiyama formation
- Doyazawa formation
- Yamazaki lahar deposit
- Joko formation
- Geological structures
- Iwanuma-Hisanohama tectonic line
- Ogai fault
- Futaba fault (Futaba reverse fault)
- Okidokawara reverse fault
- Tateishi reverse fault
- Osawatoge fault
- Yamakami fault
- Jisabara fault
- Shiogai fault
- Kidogawanangan fault
- Hirono fault
- Idozawa fault
- Kawageta fault
- Futatsuya fault
- Yunotake fault
- Akai fault
- Tanagura shear zone (Tanagura tectonic line)
- Morioka-Shirakawa tectonc line
- Hatagawa shear zone