- Ka, Izumozaki city, Niigata pref.
- Ka, Tokamachi city, Niigata pref.
- Ka, Shizuoka pref.
- KA
- Ka0.1
- Ka0.3
- Ka0.5
- Ka1
- Ka-1
- Ka-2
- Ka2A
- Ka2B
- Ka2.1
- Ka2.2A
- Ka2.2B
- Ka2.3
- Ka2.35
- Ka2.4A
- Ka2.4B
- Ka2.5
- Ka2.6
- Ka2.7
- Kabakegawa Tephra
- Kabasan Granite
- Kaburagi Volcanic Rocks
- Kaburai Mollusca Bed
- Kabuto Granodiorite
- Kabutoiwa Lava
- Kabutoyama Andesite
- Kabutoyama Pyroclastic Flow Deposit
- Kabutoyama Welded Tuff
- Kabuyama Andesite
- Kabuyama Andesite Breccia Member
- Kacchi Andesite Member
- Kachikata Pyroclastic Flow Deposit
- Kada Formation
- Kadogamiiwa Acidic Volcanic Rocks
- Kadogamiiwa Rhyolite
- Kadogawa Andesite Member
- Kadohara Plutonic Rocks
- Kadokai Formation
- Kadokurazaki Formation
- Kadoma Complex
- Kadoma Formation
- Kadonosawa Formation, Akita pref.
- Kadonosawa Formation, Iwate pref.
- Kadonosawa Tuffaceous Sandstone Member
- Kadosaka Granite Porphyry
- Kadoya Formation
- Kaerugoike volcaniclastic rock series
- Kag
- Kagamigaura Formation
- Kagamizawa Mudstone Member
- Kagaribayama Granite
- Kagero Conglomerate Member
- Kagero Formation
- Kagikake Formation
- Kagitori Sandstone and Siltstone Member
- Kagiya Formation
- Kagobo Andesite
- Kagogawa Formation
- Kagonotoyamakita Lava
- Kagoya Formation
- Kagoyama Lava
- Kagoyama Lava Dome
- Kague Formation
- Kagura Body
- Kagura Complex
- Kagura Igneous Rocks
- Kagusa Lava
- K-Ah
- Kaho Granite
- Kaibara Formation
- Kaibora Granodiorite Porphyry
- Kaibushi Member
- Kaichigo Formation
- Kaidate Formation
- Kaidate Sandstone Member
- Kaifuki Formation
- Kaifukiyama Dacite
- Kaifushi Formation
- Kaigakeike Member
- Kaigake Member
- Kaigake Tephra
- Kaigazawa Formation
- Kaigunbo Formation
- Kaikoma Granite
- Kaimori Volcanic Ash Unit
- Kainan Formation
- Kaisaka Loam
- Kaisaka Terrace Deposit
- Kaishio Source Vent
- Kaisho-Kamitakara Tephra
- Kaiwara Welded Tuff
- Kaizara Formation
- Kaizara Shale Member
- Kaize Formation
- Kaize Group
- Kaizu Greenstone Body
- Kaizukiyama Granite
- Kaizukiyama Mass
- Kaizuosaki Body
- Kajiana Lava
- Kajigasaka Member
- Kajigawa Granodiorite
- Kajigaya Tuff
- Kajika Formation
- Kajikahara Member
- Kajikazawa Formation
- Kajiya Formation
- Kajiya Rhyolite
- Kajiyashiki Formation
- Kakamigahara Formation
- Kakamigahara Terrace Deposits
- Kakefuda Sandstone Member
- Kakegawa Group
- Kakeyama Conglomerate Member
- Kakinokidai Formation
- Kakio Formation
- Kakizaki Formation
- Kakizawa Gravel
- Kakkondagawa Pyroclastic Rocks
- Kakkoyama Formation
- Kakuma Andesite
- Kakuma Formation
- Kakumagawa Lava
- Kakuma-Nabebuta stratovolcano
- Kakuma-Nabebuta volcanic products
- Kakuma Sandstone and Mudstone Member
- Kakuma Volcanic Rocks
- Kakumazaki Mud Member
- Kakunomaesaka Alternation Member
- Kakuto Pyroclastic Flow Deposit
- Kamabuchi Conglomerate
- Kamabuchi Formation
- Kamae Subgroup
- Kamafusayama Pyroclastic Flow Deposit
- Kamagaminejobu Andesite
- Kamagaminekabu Dacite
- Kamagata Formation
- Kamaishi Formation
- Kamaishi Lava
- Kamanashi Group
- Kamanashi Unit
- Kamanokuchi Member
- Kamanosawa Tuff, Sandstone and Shale Member
- Kamanowa Complex
- Kamasawa Formation
- Kamasawagawa Andesite and Dacite Member
- Kamassawa Alternation of Sandstone and Siltstone Member
- Kamassawa Sandstone and Siltstone Member
- Kamasekura Tuff Member
- Kamayachi facies
- Kamayachi Formation
- Kamayashiki Formation
- Kamazawa Tuff Member
- Kambara Mudflow Deposit
- Kambayashi Member
- Kambe Terrace Deposits
- Kamenoo Formation
- Kameoka Formation
- Kameoka Gravel
- Kamewariyama Welded Tuff
- Kameyama Formation
- Kamezaki Terrace Deposits
- Kamgawa Lavas
- Kamiabukasanbezawa Formation
- Kamiaiba Tephra
- Kamianama Formation
- Kamianama Group
- Kamiasahigaoka Pumice Flow Deposit
- Kamiasahigaoka Pyroclastic Flow Deposit
- Kamiaso Conglomerate
- Kamiaso Formation
- Kamiaso Unit
- Kamibeppo Tephra
- Kamidaki Sandstone Member
- Kamidawara volcano
- Kamide I Tephra
- Kamide II Tephra
- Kamide III Tephra
- Kamiebiike Tuff
- Kamifurumichi Formation
- Kamifutagoyama Lava Dome
- Kamigo Formation, Yamagata pref.
- Kamigo Formation, Niigata pref.
- Kamigongendoyama Complex
- Kamigongendoyama Group
- Kamihadagawa Formation
- Kamihara Granites
- Kamihara Tonalite
- Kamihijikata I Tephra
- Kamihirose Formation
- Kamihori Pyroclastic Flow Deposit
- Kamihoshikawa Formation
- Kamiike Lava
- Kamiike Volcanic Rocks
- Kamiiso Complex
- Kamiisshiki Volcanic Breccia Member
- Kamiiwahashi Formation, bottom
- Kamiiwahashi Formation, lower
- Kamiiwahashi Formation, upper
- Kamiiwami Granite
- Kamiiwashita Lava
- Kamiizumi Formation
- Kamiji Formation
- Kamikadajin Dacite
- Kamikadajin Lava
- Kamikake Terrace Deposit
- Kamikake-yama volcaniclastic rock series
- Kamikawazu Andesite
- Kamikita Group
- Kamikume Tuff
- Kamikomata Sandstone and Conglomerate Member
- Kamikoshikijima Group
- Kamikoshikijima Quartz Diorite
- Kamikoshiki Parasitic Cone
- Kamikozawa Formation
- Kamikozawa Tuff
- Kamikura Lava
- Kamikurata Formation
- Kamikusugawa Formation
- Kamimasugi Tephra
- Kamimatsubara Formation
- Kamimetoki Sandstone and Siltstone Member
- Kamimetoki Sandstone Member
- Kamimiyata Member
- Kamimiyori Formation
- Kamimomose Formation
- Kaminagawa Formation
- Kaminagayama Formation
- Kaminariyama Lava
- Kaminariyama Lava Dome
- Kaminatominato Lava
- Kaminohira Member
- Kaminokai Clay Beds
- Kaminokai Lavas
- Kaminoroka Volcanic Rocks
- Kaminozawa Tuff Member
- Kamiochiai Unit
- Kamiofune Tephra
- Kamiogawa Body
- Kamiogi I
- Kamiogi II
- Kamiogi Clays Member
- Kamiogi Tephra
- Kamioka Granite
- Kamioka Tuff
- Kamiotomi Chert Slab
- Kamisannai Tuff Member
- Kamisekida Tuff
- Kamishikaribetsu Pumice Flow Deposit
- Kamishikaribetsu Pyroclastic Flow Deposit
- Kamishikaribetsu Tuff
- Kamishima volcanic rocks
- Kamishinzan Terrace Deposit
- Kamishiraki Tephra
- Kamishiro Formation
- Kamishiro Lacustrine Terrace Deposits
- Kamishiro Lake Deposits
- Kamisue Formation
- Kamitaga Rhyolite
- Kamitakaku Formation
- Kamitakara Pyroclastic Flow Deposit
- Kamitaki Formation, Miyagi pref.
- Kamitaki Formation, Hyogo pref.
- Kamitako Formation
- Kamitako Gravel and Clay
- Kamitamatagawa Volcanic Rocks
- Kamitaru Formation
- Kamitokusa Lavas
- Kamitomoda Tephra
- Kamitoyoni Formation
- Kamiuchinami Formation
- Kamiumetani Member
- Kamiwakago Conglomerate Member
- Kamiwazumi Formation
- Kamiyama Loam
- Kamiyashiki Formation
- Kamiyasse Formation
- Kamiya Unit
- Kamiyoshida Formation
- Kamiyoshida Group
- Kamiyoshida Mass
- Kamiyoshida Subunit
- Kamiyoshida Unit
- Kamiyoshi Formation
- Kamizaisho Formation
- Kamo Andesites
- Kamo Formation
- Kamogaoka Tephra
- Kamogawa Basalt
- Kamogawa Formation
- Kamogawa Pumice Tuff
- Kamogawa Terrace Deposit
- Kamo Gravel Formation
- Kamo Lavas
- Kamonuka Tuff
- Kamosawa Formation
- Kamoshida Formation
- Kamoshiro Formation
- Kamotani Tephra
- Kamozawa Loam
- Kamuiekuuchikaushi Body
- Kamuikotan Belt
- Kamuikotan Complex
- Kamuikotan Metamorphic Rocks
- Kamuikotan Zone
- Kamurano Formation
- Kamurano Member
- Kamuriki Formation
- Kamuroyama Granites
- Kanaba Tonalite
- Kanaegaura Formation
- Kanae Tephra
- Kanagasawa Pumice Unit
- Kanagatake Lava and Pyroclastic Rock
- Kanagawayama Debris Avalanche Deposit
- Kanagi Formation
- Kanagigawa Member
- Kanaguchi Sandstone Member
- Kanahara Lava
- Kanaigaura Formation
- Kanai Tephra
- Kanajiri Sandstone Member
- Kanakido Tonalite
- Kanamaribata Formation
- Kanamari Formation
- Kanamatazawa Lava
- Kanaso Conglomerate and Sandstone Member
- Kanaso explosion crater
- Kanawasaki Pyroclastic Flow Deposit
- Kanaya Formation
- Kanayama Andesite
- Kanayama Formation, Miyagi pref.
- Kanayama Formation, Niigata pref.
- Kanayama Formation, Gifu pref.
- Kanayama Gravel Bed
- Kanayama Group
- Kanayama Mass
- Kanayama Rhyolites
- Kanayama Unit
- Kanayama Welded Tuff, Gunma pref.
- Kanayama Welded Tuff, Gifu pref.
- Kanayamazawa stage
- Kanaya Tuff Member
- Kanazawa Granite
- Kanazawa Granodiorite
- Kanazu Formation
- Kanazu Tuff
- Kanbara Group, Pleistocene
- Kanbara Group, Jurassic
- Kanbara Mélange
- Kanbara Mudflow Deposit
- Kanbe Gravel Member
- Kando Subcomplex
- Kaneda Lava
- Kaneda Lava Dome
- Kanegasaki Tuff
- Kanegasawa Andesites
- Kanegasawa Formation, Aomori pref.
- Kanegasawa Formation, Iwate pref.
- Kanekodai Formation
- Kanekozaka Formation
- Kane Welded Tuff Member
- Kaneyama Formation, Miyagi pref.
- Kaneyama Formation, Yamagata pref.
- Kangatake Member
- Kanigawa Formation
- Kani Group
- Kanita Formation
- Kanizawa Formation, Miyagi pref.
- Kanizawa Formation, Saitama pref.
- Kankakei Formation
- Kanmon Group
- Kannabe Lava
- Kannabe volcano
- Kannari Conglomerate Member
- Kannodai Formation
- Kannoki Formation
- Kannoki Scoria
- Kannondaira Lava
- Kannon Formation
- Kan-nongawa Debris Avalanche Deposit
- Kannongawa Dry Avalanche
- Kannonji Basalt
- Kannonji Formation, Yamagata pref.
- Kannonji Formation, Niigata pref.
- Kannonji Granodiorite
- Kannonmori Lava
- Kannonmori Lava Dome
- Kannonmoriyama Lava
- Kannontoge Conglomerate
- Kannonura volcano
- Kannonyama Member
- Kannonyama Silt Member
- Kano Andesites
- Kanoashi Complex
- Kanohara Conglomerate
- Kanokura Formation
- Kanokura Group
- Kanomatagawadaiichi Lava
- Kanomatagawadaini Lava
- Kanomatagawa Lava
- Kanose Lava
- Kanotsume Formation
- Kanozan Limestone
- Kanpo Formation
- Kanpo Lava
- Kanpo Volcanic Rocks
- Kanpo volcano
- Kanpu volcano
- Kanpuzan Mudflow Deposit
- Kansuizawa Pyroclastic Flow Deposit
- Kantachibara Lava
- Kanto Loam
- Kanuma Terrace Deposit
- Kanzaka Mudstone Member
- Kanzawa Formation
- Kanzawara Member
- Kaoredani Granite
- Kap
- Karaborigawa Formation
- Karahoriyama Formation
- Karakawa Unit
- Karako Member
- Karakuwa Group
- Karakuwa-Oshika Subbelt
- Karamatsuzawa Diorite
- Karanosawa Lava
- Karasawagawa Formation
- Karasawagawa Member, Moriya Formation
- Karasawagawa Volcanics, Enrei Volcanic Rocks
- Karasawa Granodiorite, Ueda city
- Karasawa Lava, Chokai volcano
- Karasawa Lava, Kurohime volcano
- Karasawa Lavas, Yabashira volcano
- Karasawa Limestone Member
- Karasawa Quartz Diorite
- Karasawa stock, Omachi city
- Karasawa Tuff Member
- Karasudake Rhyolite
- Karasugasen Lava Dome
- Karasumoriyama Volcaniclastic Member
- Karasuyama Unit
- Karasuzaki Formation
- Karatogawa Member
- Karatogoe Complex
- Karatogoe Formation
- Karaumedate Formation
- Karayama Formation
- Karayama Landslide Deposits
- Karegawa Gravels
- Karegawa Tephra
- Kareidani Alternation of Sandstone and Mudstone Member
- Kareizawa Formation
- Karesawa Lava
- Kariba Formation
- Kariba Sandstone and Mudstone Member
- Karigamine Member
- Karita Formation
- Karita Member
- Karitasan Lava
- Karitasan Volcanic Rocks
- Kariwa Formation
- Kariya Dacite
- Kariyahara Sandstone and Mudstone Facies
- Kariyahara Sandstone and Mudstone Member
- Kariya Tephra
- Karosan Formation
- Karuizawa Sandstone and Conglomerate Formation
- Karumai Formation, Hokkaido
- Karumai Formation, Iwate pref.
- Karumai Pyroclastic Flow Deposit
- Karuoka Body
- Karyogawa Welded Tuff
- Kasadake Volcanic Rocks
- Kasadani Formation
- Kasagai-jima Gabbro
- Kasagai-jima Mass
- Kasagami Formation, Miyagi pref.
- Kasagami Formation, Chiba pref.
- Kasagatake cauldron
- Kasagatake Rhyolites
- Kasagatakesancho Welded Tuff
- Kasagiyama Lava
- Kasagoshi Pyroclastic Rocks
- Kasama Formation
- Kasamatsu Formation
- Kasamatsuyama Formation
- Kasama Unit
- Kasamori Formation
- Kasamoriyama Body
- Kasana Terrace Deposits
- Kasatoritoge Gravels
- Kasayaburi Pumiceous Tephra
- Kasayama Conglomerate Member
- Kasayama Lava
- Kasayama Tephra
- Kaseyama Member
- Kashiate Conglomerate
- Kashiate Formation
- Kashihara Quartz Gabbro
- Kashimadai Formation
- Kashima Formation
- Kashimagari Complex
- Kashimagari Unit
- Kashimaite
- Kashinai Formation
- Kashinoki Conglomerate Member
- Kashio Formation
- Kashiwabara Lava
- Kashiwabara Tephra
- Kashiwadaira? Formation
- Kashiwagi Formation
- Kashiwagi Group
- Kashiwagi Unit
- Kashiwakubo Terrace Deposit
- Kashiwazaki Formation
- Kassenba Formation
- Kasshiasahidake volcano
- Kasshi Volcanic Rocks
- Kasuga Alternation Member
- Kasuga-cho Sands Member<\/li>
- Kasuga Formation, Chiba pref.
- Kasuga Formation, Gifu pref.
- Kasuga Group
- Kasugano Formation
- Kasuga Tephra
- Kasuga Volcanic Rocks
- Kasugayama Formation
- Kasuike Tephra
- Kasukawa Formation
- Kasumi Formation
- Kasuri
- Kasuri Conglomerate
- Katada Formation
- Katago-Mukuro Body
- Katahiradani Sandstone Member
- Katajiyama Formation
- Katakaigawa Granodiorite
- Katakaigawa-Iori Granite
- Katakaigawa Group
- Katakaigawa Pyroclastic Flow Deposit
- Katakura Member
- Katakurazawa Lava
- Katamachi Sand Bed
- Katamachi Sand Dune
- Katamata Pyroclastic Flow Deposit
- Katamukiyama caldera
- Katanishi Formation
- Katano Granite
- Kataoka Gravel
- Katashina Belt
- Katashinagawa Rhyolites
- Katasoneyama Gabbroic Mass
- Katata Formation
- Katayama Lava
- Katayamazu Formation
- Ka-TB
- Kato Formation
- Katori Formation
- Katsugigaura Pyroclastic Rocks
- Katsuhira Formation
- Katsuhira Mudstone Member
- Katsuma Formation
- Katsuma Quartz Diorite
- Katsumi Formation
- Katsunaigawa Formation
- Katsurabuchi Formation
- Katsuragadake Granite Porphyry
- Katsurajima Breccia Member
- Katsurane facies
- Katsurane Formation
- Katsurazawa Lava
- Katsuta Group
- Katsuura Formation
- Katsuyama Granite
- Kattadake Pyroclastic Rocks
- Kaunnai Formation
- Kaunnai Prophylite
- Kawaba Metamorphic Rocks
- Kawabaru Formation
- Kawabaru Member
- Kawabata Formation
- Kawaba Ultramafic Rocks-Metagabbro-Schist Complex
- Kawabusa Granodiorite
- Kawachi Formation
- Kawachigadani Group
- Kawachi Sandstone Body
- Kawadaira Formation
- Kawadaira Mudstone Member
- Kawafukurogawa Pyroclastic Flow Deposit
- Kawafukuro Lava
- Kawafukuroogawa Lava
- Kawagishi Sandstone and Clayslate
- Kawaguchi Coal-bearing Member
- Kawaguchi Formation, Niigata pref.
- Kawaguchi Formation, Yamanashi pref.
- Kawaguchi Formation, Sanbagawa Metamorphic Rocks
- Kawaguchi Formation, Kumamoto pref.
- Kawaguchi Hard Shale Member
- Kawaguchi Porcelanite Member
- Kawaguchi Sandstone Formation
- Kawaguchi type, Tanohata Granite
- Kawahara Tephra
- Kawahigashi Group
- Kawai Formation, Tokyo
- Kawai Formation, Shimane pref.
- Kawai Limestone
- Kawaino Formation
- Kawaino Member
- Kawairi Formation
- Kawai Sandstone Member
- Kawaiyama Dacite
- Kawaiyama Quartz Diorite
- Kawakado Formation
- Kawakami Formation
- Kawakami Group
- Kawakami Member
- Kawakubo Tephra
- Kawakura Formation
- Kawakurumizawa Lava
- Kawamata Formation
- Kawamata Group
- Kawamata Lava
- Kawamata Mass
- Kawamata Quartz Diorite
- Kawamata Tonalite
- Kawamata Unit
- Kawaminami Formation
- Kawamoto body
- Kawamoto Granodiorite
- Kawanishi Clay Formation
- Kawanishi Conglomerate
- Kawanishi Formation
- Kawanishi Gravel Formation
- Kawanishi Group
- Kawanori Formation
- Kawanori Unit
- Kawarada Formation
- Kawarago Formation
- Kawara Granodiorite
- Kawarahata Formation
- Kawarayu Quartz and Granodiorite Porphyry
- Kawarayutoge Formation
- Kawaruppu Formation
- Kawasaki Formation
- Kawashima I Tephra
- Kawashima II Tephra
- Kawashimogawa Quartz Diorite
- Kawashiri Tuff Member
- Kawata Alternation Member
- Kawatani Formation
- Kawatani Mudstone Formation
- Kawata Sandstone Member
- Kawauchi Formation, Iwate pref.
- Kawauchi Formation, Kochi pref.
- Kawaura Complex
- Kawaura type
- Kawazoe Formation
- Kawazume Formation
- Kayaba Formation
- Kayagatake Stratovolcano
- Kayagatake volcano
- Kayakura Formation
- Kaya Member
- Kayanodairarindo Lava
- Kayano Formation
- Kayanokitoge Basalt Member
- Kayanotaira Pyroclastic Flow Deposit
- Kayashiba Formation
- Kayodake volcano
- Kayo Formation
- Kayo Lava
- Kazafukidake Andesites
- Kazafukidakegairinzan Lava
- Kazafukidake Lava
- Kazafukidake Pyroclastic Flow Deposits
- Kazagoshidani Granodiorite Porphyry
- Kazahaya Member
- Kazahayatoge Unit
- Kazamiyamada Andesite
- Kazamiyamada Formation
- Kazawa Formation
- Kazawa Lignite Member
- Kazekinokusa Formation
- Kazekuchi Formation
- Kazikasone Sandstone Body
- Kazo Formation
- Kazuki Sands Member
- Kazusa Group
- Kebara Formation
- Kegon Lava
- Keiseitoge Hyperthene Andesite
- Keiseitoge Volcanic Rock Member
- Keitsukasan Lava
- Keizuruyama Lava
- Kekachidake Granite
- Kekura Formation
- Kemanai Pumiceous Tuff Bed
- Kemanai Pyroclastic Flow Deposit
- Kemanai Terrace Deposit
- Kenashigake Lava
- Kenashi Lava, Takayama city, Nagano pref.
- Kenashi Lava, Iiyama city, Nagano pref.
- Kenashi volcano, Nagano pref.
- Kenashiyama Andesite, Akita pref.
- Kenashiyamahigashi Lava
- Kenashiyama Lava, Nagano pref.
- Kenashiyama Lava Dome, Aomori pref.
- Kenashiyama Pyroclastic Rocks, Aomori pref.
- Kenashiyama volcano, Nagano pref.
- Kenbi Granite
- Kengakura Formation
- Kengamine-east Lavas
- Kengamine-jobu Lavas
- Kengamine Lava
- Kengamine Pyroclastics
- Kengamine volcanic body, Nagano pref.
- Kengamine volcano, Yamanashi pref.
- Kenjaku Member
- Kennomine Formation
- Kennomine Pumice Flow Deposit
- Keno Formation
- Kenomatasawagawa Formation
- Keno Pyroclastic Flow Deposit
- Keno Pyroclastic Flow Deposit I
- Keno Pyroclastic Flow Deposit II
- Kenseki Group
- Kensomori Lava
- Kentosan Complex
- Kenzakai Lava
- Kerama Formation
- Kesado Formation
- Kesamaru volcano
- Kesengawa Granodiorite
- Ketto Formation
- Keyakidaira Diorite
- Ki
- Ki-I
- Ki-2, Ontake volcano
- Ki-II, Kangawa pref.
- Ki-III
- Kibe body
- Kibe caldera
- Kibe cauldron
- Kibe Granite
- Kibi Group
- Kibishimagawa Formation
- Kibyu Lava
- Kibyu Volcaniclastic Rocks
- Kichiyasu Sandstone, Mudstone and Conglomerate Member
- Kidoyama Welded Tuff Member
- Kifune Granodiorite
- Kijigoya caldera
- Kijigoya Formation
- Kijigoya Tuff
- Kijiyama Pyroclastic Flow Deposit
- Kikyogahara Lava
- Kimenzan Lava
- Kimigahama Formation
- Kimigahata Welded Tuff
- Kimobetsu Pyroclastic Flow Deposit
- Kimochi Formation
- Kimoto Main Bed
- Kimpachizawa Formation
- Kimyosan Volcanics
- Kimyo Volcanics
- Kinasa Tuff 10
- Kinasa Tuff 20
- Kinegaharu Diorite
- Kinjosan Volcanic Conglomerate Member
- Kinjuronagane Lava
- Kinkasan Granitic Rocks
- Kinkasan Metamorphic Rocks
- Kinkomanai Formation
- Kinone Formation
- Kinpachizawa Formation
- Kinshouji Granite
- Kinshozan Quartz Diorite
- Kinugasa Formation
- Kinugasa Pelitic Olistostrome Formation
- Kinugasayama Welded Tuff
- Kinugawa Granite
- Kinugawa Rhyolites
- Kinugawa Tephra
- Kinunumayama Lava
- Kioroshi Formation
- Kiraramine Formation
- Kiretto Andesite
- Kiriake Member
- Kiribara Terrace Deposit
- Kirida 1 Volcanic Ash Fall Deposit
- Kirida 2 Volcanic Ash Fall Deposit
- Kirida 3 Pumice Fall Deposit
- Kirida 4 Volcanic Ash Deposit
- Kiridani Alternation
- Kirida Pyroclastic Fall Deposit
- Kiridoshi Member
- Kirigamine Volcanics
- Kirigishiyama Olistostrome Member
- Kirihata Formation
- Kirihata Gravel Bed
- Kirihata Tuff Member
- Kirikoshitoge Welded Tuff
- Kirimodani Granodiorite
- Kirinai Formation, Akita pref.
- Kiriyama Gravel Bed
- Kirizumi Formation
- Kirizumi volcano
- Kirinai Formation, Iwate pref.
- Kiritani Formation
- Kiryu I Tephra
- Kiryu II Tephra
- Kisaichi Granite
- Kisakata Debris Avalanche Deposit
- Kisakata Formation
- Kisakata Mudflow Deposit
- Kisawahata Formation
- Kisen Clays Member
- Kisen Tephra
- Kisodani Formation
- Kisogawa Mudflow Deposit
- Kisokoma Granite
- Kisokoma Granite I
- Kisokoma Granite II
- Kissawa C Pumice
- Kissawa D Pumice
- Kissawa Formation
- Kissawa Loam
- Kitaaiki Formation
- Kitadai Sand Member
- Kitadake Formation
- Kitadani Formation, Fukui pref.
- Kitadani Formation, Mie pref.
- Kitadani Tephra
- Kitagata Formation
- Kitagawa Dacite
- Kitagawa Formation
- Kitagawa Group
- Kita-Hakkoda volcanoes
- Kitahama Sands Member
- Kitahata Debris Flow Deposit
- Kitahata Landslide Deposits
- Kitahata Tuff
- Kitahikoshima Formation
- Kitajima Formation
- Kitakama Body
- Kitakami Belt, South
- Kitakami mountains plutonic rocks
- Kitakaname Terrace Deposit
- Kitakoma Welded Tuff Member
- Kitamatadani Formation
- Kitamatadani Granodiorite
- Kitamatadani Tonalite
- Kitamata Formation
- Kitamatagawa Complex
- Kitamatagawa Formation
- Kitamata Welded Tuff
- Kitamura Tuff
- Kitanagaoka Welded Tuff
- Kitane Formation, Miyagi pref., Pleistocene
- Kitane Formation, Miyagi pref., Miocene
- Kitanomata Dacite Member
- Kitanomatadake Diorite
- Kitanomatasawa Formation
- Kitaoguni Formation
- Kitaorigawa Lava
- Kitaosoki Formation
- Kitasakamoto Formation
- Kitashincho Tephra
- Kitashirakawa Granite
- Kitashiraki Formation
- Kitasuzuka Group
- Kitatage Formation
- Kitatake Formation
- Kitataki Formation
- Kitatama Formation
- Kitaueno Tephra
- Kitaura Formation
- Kitawaki Tephra
- Kitayama Dacite
- Kitayama Formation, Osaki city
- Kitayama Formation, Sendai city
- Kitayama Lava
- Kitayama Mudstone and Sandstone Member
- Kitayama Pumice Flow Deposit
- Kitazaki Tonalite
- Kitazawa Formation, Soma, Fukushima pref.
- Kitazawa Formation, Hinoemata, Fukushima pref.
- Kitsunesaki Sandstone and Shale Member
- Kiwada Formation, Chiba pref.
- Kiwada Formation, Shiga pref.
- Kiwadahara Formation
- Kiwadahara Tuff
- Kiwd
- Kiya Formation
- Kiyama Formation, lower
- Kiyama Formation, upper
- Kiyama Metamorphic Rocks
- Kiyokawa Formation
- Kiyokawa Member
- Kiyomi Granodiorite Porphyry
- Kiyomi Group
- Kiyomoto Formation
- Kiyosaki Sandstone Member
- Kiyose 1 Tephra
- Kiyose 2 Tephra
- Kiyose 3 Tephra
- Kiyose 4 Tephra
- Kiyose 5 Tephra
- Kiyose 6 Tephra
- Kiyose 7 Tephra
- Kiyose 8 Tephra
- Kiyose 9 Tephra
- Kiyose 10 Tephra
- Kiyose 11 Tephra
- Kiyose 12 Tephra
- Kiyose 13 Tephra
- Kiyose 14 Tephra
- Kiyosue Formation
- Kiyosumi Formation
- Kiyosumi Sandstone Formation
- Kiyosumi Tuff
- Kiyota Alternation Member
- Kiyotaki Formation, Miyagi pref.
- Kiyotaki Formation, Shiga pref.
- Kiyotaki stock
- Kiyotaki Ultrabasic Rocks
- Kiyotaki Volcanics
- Kiyotakizawa Andesite Member
- Kiyotsu Formation
- Kiyotsukyo Quartz Diorite Porphyry
- Kiyoura Andesite
- Kiyoura Hornblende Andesite
- Kizaki Formation
- Kizakiite
- Kizaki Rhyolite
- Kizetsukyo Conglomerate Member
- Km
- Km-1, Hokkaido
- Km1, Niigata pref.
- Km1, Chiba pref.
- Km 1, Kanagawa pref.
- Km-2
- Km2, Akita pref.
- Km2, Niigata pref.
- Km2, Chiba pref.
- Km 2, Kanagawa pref.
- Km3, Akita pref.
- Km3, Chiba pref.
- Km4
- Km5
- Km6
- Km7
- Km8
- Km9
- Km3
- Km4
- Kmgg
- KmP
- KmP-1
- KmP-5
- Kmt
- KMT
- Kmt-a
- Kmt-b
- Ko
- KO
- Ko1
- Ko-a
- Koani Formation
- Koaokiko Formation
- Koarasawa Formation
- Koarato Formation
- Koasama lava dome
- Kobama Limestone
- Kobana Formation
- Kobandai volcano
- Koba Tephra
- Kobayashi-Kasamori Pyroclastic Flow Deposit
- Kobayashi Pyroclastic Flow Deposit
- Kobe Group
- Kobeyama Lava
- Kobeyama Lava Dome
- Kobeyama volcano
- Kobiki Formation, Tokyo
- Kobiki Formation, Wakayama pref.
- Kobiki Terrace Deposit
- Kobinaiyama Andesite
- Kobinaizawa Formation
- Kobitawatashi Sandstone and Shale Member
- Kobiwako Group
- Koboke Formation
- Kobotoke Complex
- Kobotoke Group
- Kobozaka Pyroclastic Rocks
- Kobuchizawa Formation
- Kobugahara Granodiorite
- Kobuichi Formation
- Kobukidao Felsic Intrusive Rock
- Kobuse Formation
- Kobuse Unit
- Kobushi Formation
- Ko-c1
- Ko-c2
- Kochi Complex, Fukui pref.
- Kochi Complex, Mie pref.
- Kochi Formation, Shimizu, Shizuoka pref.
- Kochi Formation, Hamamatsu, Shizuoka pref.
- Kochi Group
- Ko-d
- Ko-D
- Koda Formation
- Kodaiji Quartz Diorite
- Kodaira Formation, Yamagata pref.
- Kodaira Formation, Tokyo
- Kodairagadai Formation
- Kodake Ejecta Deposit
- Kodake Lava, Hakkoda volcano
- Kodake Lava, Akita-Komagatake volcano
- Kodake Pyroclastic Cone Deposit
- Kodaki Lava
- Kodama Formation
- Kodaragawa Formation
- Kodomari Formation
- Koeji Volcanic Ash
- Koenbo Member
- Koetoi Formation
- Ko-f
- Kofu Granodioritic Complex
- Kofujisagamigawa Mudflow Deposit
- Kofuji Unit
- Ko-g
- Kog
- Koganegadake Unit
- Koganehasama Formation
- Koganetai Lava
- Koganeyama Formation
- Kogarasu Granodiorite
- Kogarasu type
- Kogashira Formation
- Kogawa Formation
- Kogawa Granite
- Kogawa Group
- Koge Conglomerate
- Kogigawa Granite
- Kogochi Formation
- Kogochi Group
- Kogoshio Formation
- Kogota Formation
- Koguchi Formation
- Kogura Formation
- Koguraki Tuff
- Koguro Basic Rocks
- Koguro Formation
- Koguzo Lava
- Ko-h
- Ko-h1
- Ko-h2
- Kohachigagawa Formation
- Kohamadatezawa Andesite Member
- Kohama Formation
- Kohama Sandstone
- Kohisagawa Member
- Kohoguchisawa Formation
- Ko-i
- Koibokushushibichari Body
- Koichi Dacite Tuff
- Koide Complex
- Koide Sandstone and Shale Member
- Koidodani Formation
- Koikameyama Terrace Deposits
- Koikegawa Member
- Koike Limestone Member
- Koikeyama Lavas
- Koisewan Formation
- Koitodani Pyroclastic Flow Deposit
- Koitogawa Delta Deposit
- Koiwai Mudflow Deposit
- Koiwai Mudstone Member
- Koiwai Mudstone, Sandstone and Conglomerate Member
- Koiwai Pumice Deposit
- Koiwai Shell Beds
- Koizumiyama Diorite
- Ko-j
- Kojaku Body
- Kojaku Granite
- Kojakui-sho
- Kojima Formation
- Kojima volcano
- Kojimayama Olistostrome
- Kojingatake Dome Lava
- Kojingatake Lava
- Kojinyama Pyroclastic Rocks
- Kojinyama Welded Tuff
- Kojiromoriyama Volcanic Products
- Kojiro Tuff
- Kojiro Tuffaceous Sandstone Member
- Kojisawa Diorite
- Koka Formation
- Koka Granite
- Kokahendensho Tephra
- Kokasan Formation
- Kokawa Formation
- Kokozura Formation
- Kokubu I Tephra
- Kokubu II Tephra
- Kokubu Alternation Member
- Kokubu Formation
- Kokubu Gravels and Clays Member
- Kokubu Group
- Kokubunji Loam
- Kokubu Volcanic Rocks
- Kokumoto Formation
- Kokura Formation
- Kokurohime Lava
- Kokuzo Basalt Facies
- Kokuzo Basalt Member
- Kokuzo Formation
- Kokuzosan Collapse Deposit
- Kokuzo Volcanic Rocks
- Kol Tephra
- Komaba Formation
- Komadegawa-biotite Tephra
- Komadeike flank volcanic body
- Komadeike Volcaniclastics
- Komadome Lava
- Komadotoge Formation
- Komadotoge Pyroclastic Flow Deposit
- Komagadan Andesite
- Komagamine Lava
- Komagamine Pyroclastic Rocks
- Komagatake-c2 Tephra
- Komagatake-c2 Tuff Bed
- Komagatake Debris Avalanche Deposit
- Komagatake volcano, Hokkaido
- Komagatake volcano, Akita pref.
- Komagataki Lava
- Komagome Formation
- Koma Group
- Komaki and Inuyama Terrace Deposits
- Komaki Gravel Bed
- Komakihara Formation
- Komakusadaira Agglutinate
- Komakusadaira Pyroclastic Rocks
- Komami Siliceous Shale Member
- Komanoma Formation
- Komanoma Tephra
- Komaruyama Lava
- Komasutani Formation
- Komasuzawa Formation
- Komatagawa Altered Green Tuff Breccia Member
- Komatsubara Tuff
- Komatsugatani Dacite Lava
- Komatsuji Formation
- Komatsukuramori Lava
- Komazuki Tephra
- Komazume Debris Avalanche Deposit
- Komegamorizawa Body
- Komegamorizawa Gabbro
- Komegawaki Formation
- Komena Dacite
- Komenashi Lava
- Komeno I Tephra
- Komeno II Tephra
- Komeno III Tephra
- Komeno Formation
- Komeyama Tuff
- Komiji Formation
- Kominato Tuff Member
- Komiya Formation
- Komono Group
- Komonomori Agglemerate
- Komori Metamorphic Rocks
- Komoriyama Andesite
- Komoro Group
- Komoro Welded Tuff
- Komp
- Komukudani Formation
- Komurozawa Member
- Komyo Group
- Komyoji Tephra
- Konabe Formation
- Konagao Conglomerate Member
- Konamase Formation
- Konan Formation
- Konan Loam
- Konan Member
- Konan Tephra, Saitama
- Konarayama Volcanic Rock
- Koneyama Formation
- Kongochi Formation
- Kongodo Formation
- Kongodoji Lava
- Kongodo volcano
- Konigori Formation
- Kono I Tephra
- Kono II Tephra
- Kono III Tephra
- Kono Formation
- Konogi-Akasaki Terrace Deposit
- Konogidani Conglomerate Member
- Konogidani Formation
- Konogi Rhyolite
- Kono-Okuyama Sandstone Member
- Konopporo Formation
- Konori Formation
- Kono Sandstone Member
- Konose Unit
- Konosuyama Formation
- Konosuyama Tephra
- KoP
- Koreisan Formation
- Koreisan Unit
- Korematsu Formation
- Korengeyama Granodiorite
- Kori Formation
- Kori Sand Member
- Koriyama Formation, Fukushima pref.
- Koriyama Formation, Kagoshima pref.
- Koriyama Welded Tuff
- Koromo Formation
- Kosaba Formation
- Kosagawa Lava
- Kosagawa Sands
- Kosaji Clays Member
- Kosaji-Iwamuro Clays Member
- Kosajikiyama Lava
- Kosajikiyama lava dome
- Kosaji Tephra
- Kosamuzawa Tuff Member
- Kosawa Formation
- Kose Body
- Kosenzawa Formation
- Kosenzawa Tuffaceous Sandstone and Shale Formation
- Kosha Lithic Pyroclastic Flow Deposit
- Kosha Pumice Flow Deposit
- Koshashukazantai Lava
- Kosha Volcanic Rocks
- Kosha volcano
- Koshiba Formation
- Koshibu Group
- Koshido Formation
- Koshigoe Welded Tuff
- Koshihata Formation
- Koshihatatanioku Tephra
- Koshihata Tephra
- Koshiji Formation
- Koshikiana
- Koshikiiwa Scoria Cone
- Koshikiyama Dacite
- Koshimeguri Formation
- Koshimizu Debris Avalanche Deposit
- Koshimizu Formation
- Koshimoda Andesites
- Koshin volcano
- Koshirakimine Formation
- Koshitomae Formation
- Koshitomaezawa Formation
- Koshizu Granite
- Kosho Formation
- Kosho Mudstone Member
- Kosobora Andesite
- Kosode Formation
- Koso Tuff
- Kosp
- Kosubarisawa Granite
- Kosugaya Tephra
- Kosuge Formation
- Kosugejinja Lava
- Kosuganuma Volcanic Breccia Member
- Kosuge Unit
- Kota Formation
- Kotaijima Formation
- Kotake Sandstone Member
- Kotaki Complex
- Kotaki Formation, Akita pref.
- Kotaki Formation, Niigata pref.
- Kotaki Mudflow Deposit
- Kotaki Olistostrome
- Kotaki Tuff
- Kotakiyama Group
- Kotakiyama Volcanics
- Kotako Formation
- Kotamagawa Formation
- Kotamagawa Welded Tuff
- Kotanbetsu Formation
- Kotani Formation
- Kotawa Formation
- Kotobuki-cho Lower Gravels Member
- Kotobuki-cho Muds Member
- Kotobuki-cho Upper Gravels Member
- Koto cauldron
- Kotogawa Conglomerate Formation
- Kotogawa Formation
- Kotokawa Lava
- Koto Rhyolites
- Kotozawa Igneous Rocks
- Kotsuki volcano
- Kotsumaki Pyroclastic Deposit
- Kotsunagi Tuff
- Kotsunagizawa Formation
- Kotsutateyama Tuff
- Koura Complex
- Koura Formation (Chiba)
- Koura Formation (Shimane)
- Kourijima Formation
- Koutsubuna Member
- Kouyasan Belt
- Kouyasan Group
- Kowada Terrace
- Kowa Formation
- Kowaishi Formation
- Kowaki Complex
- Kowase Altered Andesite
- Koyabe Tuffaceous Sandstone and Mudstone Member
- Koya Granite
- Koyamada Formation, Fukushima pref.
- Koyamada Formation, Kagoshima pref.
- Koyama Formation
- Koya Mudstone and Sandstone Member
- Koyanosawa Formation
- Koya Pumice Flow Deposit
- Koyasawa Pyroclastic Flow Deposit
- Koyashiro Tephra
- Koyoshigawa Debris Avalanche Deposit
- Kozagawa Dyke
- Koza Hills Formation
- Kozakai Basal Gravel Formation
- Kozakai Formation
- Kozakai Gravel Formation
- Kozakai Mud Formation
- Kozaki Formation
- Kozawa Formation
- Kozemi Tuff and Mudstone Member
- Kozoneyama Lava
- Kozono Formation
- Kozuki Formation
- Kozumi Group
- Kozumi Shale Member
- Kozushima-Chichibuyama A
- Kozutsumi Tephra
- Ku0.1
- Ku0.2
- Ku0.3
- Ku0.5
- Ku0.6
- Ku0.7
- Ku0.9
- Ku1
- Ku1.4A
- Ku1.4B
- Ku1.5
- Ku2A
- Ku2B
- Ku2.3
- Ku2.5
- Ku3
- Ku3.5
- Ku4
- Ku4.5
- Ku5A
- Ku5B
- Ku5C
- Ku5D
- Ku6A
- Ku6B
- Ku6C
- Ku6D
- Ku6D'
- Ku6E
- Kubiki Formation
- Kubiki Group
- Kubiki Loam
- Kubodaira Mudflow Deposit
- Kubo Formation, Iwate pref.
- Kubo Formation, Toyama pref.
- Kubohara Facies
- Kubohara Formation
- Kubohara Sandstone Facies
- Kuboi Limestone
- Kuboma Formation
- Kubo Sand
- Kubota Pyroclastic Flow Deposit
- Kubusu Conglomerate and Sandstone Formation
- Kuchikanbayashi Formation
- Kuchimotonotarusawa Dacite
- Kuchinofukadani Gabbro
- Kuchisakamoto Unit
- Kuchoro Pyroclastic Flow Deposit
- Kuga Group
- Kugo Limestone
- Kuguno Tuff Breccia
- Kuguriiwa Lavas
- Kugushi Granite Porphyry
- Kuji Group
- Kuki Formation
- Kuki Granite
- Kukunari Formation
- Kumabokujo Pyroclastic Flow Deposit
- Kumabuchi Andesites
- Kumado Pyroclastic Flow Deposit
- Kumagatake Lower Pyroclastic Rock and Lava
- Kumagatake No.3 Crater Pyroclastic Rock
- Kumagatake Upper Lava and Pyroclastic Rock
- Kumagatake volcanic edifice
- Kumagawa Formation
- Kumagaya Formation
- Kumage Group
- Kuma Group
- Kumai Formation
- Kumakiri Formation
- Kumakisawa Body
- Kumakubo Member
- Kumakura Formation
- Kumakura Pumice Bed
- Kumandani Member
- Kumano Acidic Igneous Rocks
- Kumano Acidic Rocks
- Kumano caldera
- Kumanodake Agglutinate
- Kumanodake Rhyolite Tuff Member
- Kumano-gawa Alternation of Shale and Sandstone
- Kumanogawa-Nagatogawa Gabbroic Complex
- Kumano Granite Porphyry
- Kumano Group
- Kumanomae Tephra
- Kumaushi Formation
- Kumazawa Formation
- Kumazawagawa Formation
- Kume Conglomerate
- Kume Formation
- Kumegawa Formation
- Kumeji Pyroclastic Member
- Kume Sandy Shale Formation
- Kume Volcanic Ash
- Kumodaniyama Granite
- Kumogahata Complex
- Kumohara Granite
- Kumokawa Conglomerate Member
- Kumokawa Formation
- Kumonotaira Gravel Bed
- Kumonotaira Lava
- Kumonotaira volcano
- Kumonoueyama Formation
- Kumori Dacite
- Kumotoriyama Formation
- Kumotoriyama Unit
- Kumuro Welded Tuff
- Kunawa Sandstone Member
- Kunchan Conglomerate
- Kunimidake Andesite
- Kunimidake Lava
- Kunimidake Volcanic Rocks
- Kunimi Formation, Akita pref.
- Kunimi Formation, Fukui pref.
- Kunimi Mudstone Member
- Kunimitoge Formation, Akita pref.
- Kunimitoge Formation, Shiga pref.
- Kunimiyama Andesite
- Kunimiyama Granodiorite
- Kunimiyama Unit
- Kunisaki Complex
- Kunisaki Formation
- Kunitan Formation
- Kuniyoshida Gravel Bed
- Kuniyoshi Formation
- Kunohara Formation
- Kunozan Formation
- Kunugidaira Formation
- Kuonji Formation
- Kuonji Member
- Kurabashira Formation
- Kuragari Formation
- Kuragata Lava
- Kuragoehara Lava
- Kurahara Sandstone Member
- Kurahashi Formation
- Kurai Formation
- Kuraigahara Lava
- Kurakake Formation
- Kurakaketoge Formation
- Kurakakeyama Gabbroic Mass
- Kurakawa Formation
- Kurami Group
- Kuranosukedan type
- Kuraokagawa Formation
- Kuraoka Member
- Kurasawa Formation
- Kurasawayama Tuff Member
- Kurasawayama Welded Tuff
- Kuratani Metamorphic Rocks
- Kurate Granodiorite
- Kuratsubo Formation
- Kureha Pyroclastic Member
- Kurehayama Gravel Bed
- Kuresaka Lava
- Kuribayashi Formation
- Kuri Formation
- Kurihara I Tephra
- Kurihara II Tephra
- Kurihara III Tephra
- Kurihara Alternation Member
- Kurikara Tuff
- Kurikomayama volcano
- Kurisaka Formation
- Kurisaki Terrace Gravels
- Kuriyadani Welded Tuff Member
- Kuriyama Formation
- Kuriyazawa Sandstone Member
- Kurobebessan Granite
- Kurobegawa Fan Deposits
- Kurobegawa Granite
- Kurobe Gneiss
- Kurobegorodake Diorite
- Kurobishiyama Conglomerate
- Kurobishiyama Formation
- Kurodahara Tephra
- Kurofuji 1st-stage Pyroclastic Flow Deposit
- Kurofuji 2nd-stage Pyroclastic Flow Deposit
- Kurofuji 3rd-stage Pyroclastic Flow Deposit
- Kurofuji 4th-stage Pyroclastic Flow Deposit
- Kurofuji 5th-stage Pyroclastic Flow Deposit
- Kurofuji Dikes
- Kurofuji Lava Domes
- Kurofuji Pyroclastic Flow Deposit
- Kurofuji Volcanics
- Kurofuji volcano
- Kurofu stratovolcano
- Kurogane type
- Kurogoro Plutonic Rocks
- Kurohae Formation
- Kurohanayama volcano
- Kurohime Formation
- Kurohime volcano
- Kurohime volcano caldera Lacustrine Deposit
- Kurohone-Kiryu Complex
- Kuroi Complex
- Kuroi Formation
- Kuroisawa Welded Tuff
- Kuroishi Complex
- Kuroishi Fan Deposit
- Kuroishi Intrusive Rock
- Kuroishimori Lava
- Kuroishiyama Gabbroic Mass
- Kuroishizawa Formation
- Kuroiwa Formation
- Kuroiwa Intrusive Rock
- Kuroiwa Tuff
- Kuroiwa type
- Kuroiwayama Volcanic Rocks
- Kurokabe Basalt
- Kurokaido Formation
- Kurokawa Formation, Nagano pref.
- Kurokawa Formation, Tokyo
- Kurokawa Formation, Shiga pref.
- Kurokita Member
- Kuromatagawa Complex
- Kuromatagawa Granite
- Kuromegawa Formation
- Kuromegawa Terrace Deposit
- Kuromori Andesitic Agglomerate Member
- Kuromori Body
- Kuromori Formation
- Kuromori Lava
- Kuromoritoge Formation
- Kuromoritoge Tuff
- Kuromoritoge volcanic rocks
- Kuromori Tuff Breccia Member
- Kuromoriyama Amphibolite
- Kuromoriyama Lava
- Kurosaki Acidic Volcanic Rocks
- Kurosaki Formation, Aomori pref.
- Kurosaki Formation, Pre-Sotoizumi Group
- Kurosaki Formation, Gogoshima Group
- Kurosawa Basalt and Mudstone Member
- Kurosawa Breccia
- Kurosawa Formation, Akita pref.
- Kurosawa Formation, Miyagi pref.
- Kurosawa Rhyolite
- Kurosedani Formation
- Kurosegawa Belt
- Kurotaki Formation
- Kurotakijobu Lava
- Kurotaki Scoria
- Kurotani Debris Avalanche Deposit
- Kurotanigento Lava
- Kurotani Lava
- Kurotodo Formation
- Kurotori Formation
- Kuroze Formation
- Kuruma Group
- Kurumatomanai Formation
- Kurumayama Lava
- Kurumihata Granite
- Kurumi Tuff
- Kurumizaka Debris Avalanche Deposit
- Kururi Terrace Deposit
- Kusagi Terrace Deposit
- Kusaitoge Formation
- Kusakidani volcano
- Kusakidan Pyroclastic Flow Deposit
- Kusama Member
- Kusanagi Formation
- Kusanagi Mud Bed
- Kusano Formation
- Kusanogawa Group
- Kusatsu Formation
- Kusatsugawa Debris Avalanche Deposit
- Kusatsu-Shirane volcano
- KuSc
- Kushibiki Terrace Deposit
- Kushigamine Lava
- Kushigamine volcano
- Kushigatayama Formation
- Kushigatayama Subgroup
- Kushinoyama Basalt
- Kushiro Formation
- Kushiro Group
- Kushiro Group (sensu stricto)
- Kushuko Dolerite
- Kusozu Granite
- Kussaki Formation
- Kusso Formation
- Kusugawa Mudstone and Sandstone Member
- Kusuhara Coal-bearing Formation
- Kusuhara Formation
- Kusuriyama Lava
- Kutajima Limestone
- Kutami Formation
- Kutcharo Pumice Flow Deposit
- Kutcharo Pumice Flow Deposit I
- Kutcharo Pumice Flow Deposit II
- Kutcharo Pumice Flow Deposit III
- Kutcharo Pumice Flow Deposit IV
- Kutcharo Pumice Flow Deposit V
- Kutcharo Pumice Flow Deposit VI
- Kutcharo Pumice Flow Deposit VII
- Kutcharo Pumice Flow Deposit VIII
- Kutcharo Pyroclastic Flow Deposit
- Kutcharo Tephra
- Kutcharo Tephra I
- Kutcharo Tephra II
- Kutcharo Tephra III
- Kutcharo Tephra IV
- Kutcharo Tephra V
- Kutcharo Tephra VI
- Kutcharo Tephra VII
- Kutcharo Tephra VIII
- Kutcharo volcano
- Kutsugata Lava
- Kutsukake Formation
- Kutsukake Tephra
- Kutsushitajo Lava
- Kuttara-1 Tephra
- Kuttara-2 Tephra
- Kuttara-3 Tephra
- Kuttara-4 Tephra
- Kuttara-6 Tephra
- Kuttara-7 Tephra
- Kuttara-8 Tephra
- Kuttara-Hy Tephra
- Kuttara-Tk Tephra
- Kuttara volcano
- Kuttari Pyroclastic Fall Deposit
- Kuttari Pyroclastic Flow Deposit
- Kuttari Welded Tuff
- Kuwabara Volcanics
- Kuwajima Formation
- Kuwanagawa Volcanic Rocks
- Kuwana Group
- Kuwanoinkosen Alternation of Sandstone and Mudstone Member
- Kuwanokidani Belt
- Kuwanokitaira Parasitic Cone
- Kuwanokizawa Formation
- Kuwazawa Formation
- Kuwazone Pyroclastic Flow Deposit
- Kuzakai Body
- Kuzawa Clayslate Member
- Kuze Unit
- Kuzogawa Welded Tuff
- Kuzuba Alternation Member
- Kuzu Complex
- Kuzu Complex, Unit 1
- Kuzu Complex, Unit 2
- Kuzu Complex, Unit 3
- Kuzu Formation
- Kuzu Granite
- Kuzu Group
- Kuzuhara Formation, Kanagawa pref.
- Kuzuhara Formation, Gifu pref.
- Kuzuhara Turbidite
- Kuzumaki Formation
- Kuzumaki-Kamaishi Sub-belt
- Kuzumine Formation
- Kuzuredani Formation
- Kuzuryu Group
- Kuzuryu Subgroup
- Kuzusawa Member, Aomori pref.
- Kuzusawa Member, Yamanashi pref.