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List of geological units in Yamanashi prefecture

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

Photographs of geological units in Yamanashi prefecture

Jurassic (201.3-145.0 Ma)
Chichibu belt
Cretaceous (145.0-66.0 Ma)
Torinosu limestone
Shimanto Belt
Ogochi Group
Cretaceous-Paleogene
Setogawa group
Mitake granite
Paleogene
Setogawa belt
Kobotoke group
Masutomi formation
Paleocene-Eocene
Shimanto Belt
Southern Shimanto belt
Sagamiko Group
Gongenyama Formation
Eocene-Oligocene
Shimanto Belt
Southern Shimanto belt
Sagamiko Group
Seto Formation
Miocene (23.03-5.33 Ma)
Nishiyatsushiro Group
Kawaguchi Formation
Kawaguchi lapilli tuff member
Mitsutoge conglomerate member
Takahagi Basalt Member
Ashikawa Formation
Juniga-take Lapilli Tuff Member
Misaka group (Koma group, Nishiyatsushiro group, Nishiyatsushiro formation)
Onuma formation
Onuma formation (Onuma tuff bed)
Oishi formation
Takahagi formation
Momonoki formation
Kushigatayama formation
Nishikatsura Group (Katsuragawa group)
Furuya formation)
Katsuragawa formation (Iwadonoyama formation)
Shimada formation
Uenohara formation
Nakamagawa formation
Hinate pyroclastic rocks
Tsuru Group
Tanzawa group
Fujikawa group
Takagawayama andesite
Pliocene (5.33-2.58 Ma)
Tanzawa Plutonic Complex
Fujigawa group
Akebono formation
Mizugamori lahar deposit
Mizugamori pyroclastic flow deposit
Mizugamori lava
Mizugamori volcanic rocks
Tsutsumigawa lahar deposit
Pleistocene (2.58- 0.01Ma)
Kurofuji pyroclastic flow deposit
Kurofuji-1 pyroclastic flow deposit
Kurofuji-2 pyroclastic flow deposit
Kurofuji-3 pyroclastic flow deposit
Kurofuji-4 pyroclastic flow deposit
Kurofuji-5 pyroclastic flow deposit
Kurofuji lahar deposit
Kurofuji lava
Kurofuji dykes
Kurofuji pumice bed
Yatsugatake debris flow deposit
Fuji volcano
Komitake volcano
Kofuji volcano
Kofuji lahar deposit
Oshino lava
Komitake volcanic products
Yatsugatake volcano
Koyatsugatake volcano
Gongendake agglomerate
Hakushu formation (Kyoraiishi formation)
Akebono formation
Ontake-1 pumice bed (Pm-1)
Tokyo pumice bed
Shimosueyoshi loam bed
Kikai-Tozuhara tuff bed (K-Tz, Migakizuna-1 tuff bed)
Aira-Tn tuff bed (AT)
Blue coarse volcanic ash belt (BCVA)
Kayagatake volcano
Kayagatake lava
Nirasaki lahar deposit
Holocene (0.01-0 Ma)
Fuji volcano
Shinfuji volcano
Old lava
Middle lava
New lava
Aokigahara lava
Kenmarubi lava
Hinokimarubi lava
Takamarubi lava
Tsuchimarubi lava
Gannoana lava
Saruhashi lava
Shinfuji volcanic products
Holocene tephra formation (HFT)
Fuji black humic ash (Fuji black soil)
Investigation in progress
Kaikoma granite
Ashikawa granite
Yakejizo granodiorite (Yakejizo quartz diorite)
Tsuburai plutonic rocks (Tsuburai quartz diorite)
Kofu plutonic rocks
Yashajintoge formation
Hirogawara formation
Senjodake formation
Kitazawa formation
Shirane formation
Kitadake formation
Kayagatake volcano
Yoroiiwa lava
Toyama andesite
Ogochi group
Kamosawa formation
Pre-Fuji volcanic deposit
Yatsugatake volcano
Kawamatagawa lava (Kawamaga lava)
Sengataki lava
Utsukushimori lava
Uminokuchibokujo pyroclastic rocks
Shinkyoji lava
Shinkyoji agglomerate
Kobozaka formation
Shichiriiwa lahar deposit
Oki formation?
Hirasu formation
Marutaki formation
Jakotsuzawa formation
Tsurushima formation
Tsukiyono formation
Jokoji formation
Jokoji pumice flow deposit
Jokoji loam bed
Uenota formation
Ukeji formation
Kurashina formation
Kurashina loam bed
Nakaya loam bed
Sone group
Terao formation
Hara formation
Saku formation
Kyoto dykes
Tsubakuro dyke
Ojiragawa lahar deposit
Inagako formation
Taragatoge volcanic rocks
Geological structures
Fossa magna
Itoigawa-Shizuoka tectonic line (Itoigawa-Shizuoka faults)
Arakura fault
Tonoki-Aikawa tectonic line (Tonoki-Aikawa faults)
Uenohara thrust fault (Ogiyama thrust fault)
Magi fault (Magi lateral fault)
Suwa-Fuji tectonic line
Median tectonic line
Sasayama tectonic line
Itsukaichi-Kawakami tectonic line
Kobuchizawa-Shizuoka tectonic line
Misaka faults
Koma faults
Kamanashigawa faults (Shiojiri-Nirasaki tectonic line)
Uenohara-Otsuki faults
Tsurushima fault
Doshigawa fault
Tsurukawa fault
Fujimiyama thrust fault (Akebono thrust fault)
Yunosawa fault
Kofu fault
Yashajin fault
Ohatayama fault
Shibireko fault
Kamiichinose fault
Inagako fault
Minobu thrust fault