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List of geological units in Nagasaki prefecture
A list of stratigraphic units, igneous bodies, and geological structures reported from Nagasaki prefecture, Kyushu region, Kyushu island, Japan.
Photographs of geological units in Nagasaki prefecture
- Silurian-Carboniferous
 
- Nishisonogi metamorphic rocks
 
- Cretaceous (145.0-66.0 Ma)
 
- Mitsuze formation
 
- Tanoshima contact metamorphic rocks
 
- Cenozoic
 
- Tachi formation
 
- Koga formation
 
- Kirimiya formation
 
- Paleogene
 
- Koyagi formation
 
- Paleocene-Eocene
 
- Akasaki group
 
- Kitaura formation
 
- Eocene (56.0-39.0 Ma)
 
- Iojima group
 
	- Okinoshima formation
 
	
 
- Saburashi formation
 
- Sakasegawa formation
 
- Takashima group
 
- Terashima group
 
- Isahaya group
 
	- Enoura formation
 
	- Keya formation
 
	
 
- Eocene-Oligocene
 
- Yagami group
 
- Eocene-Miocene
 
- Iojima group
 
	- Kawasaki member
 
	- Senjojiki member
 
	
 
- Taishu Group
 
	- Upper formation
 
	- Middle formation
 
	- Lower formation
 
	- Tsuwa Sand Body
 
	- Goneo Sand Body
 
	- Kazikasone Sand Body
 
	- Kawachi Sand Body
 
	- Sagokitazato Sand Body
 
	
 
- Oligocene (39.0-23.03 Ma)
 
- Kishima group
 
	- Haraake formation
 
	- Kihara formation
 
	- Zoshuku formation
 
	
 
- Iojima group
 
	- Lower Iojima formation
 
	
 
- Matsushima group
 
	- Ichigoshima formation
 
	- Sakito formation
 
	
 
- Oligocene-Miocene
 
- Kase formation
 
- Katsumoto formation
 
- Neogene
 
- Yamaguchi formation
 
- Araikiri formation
 
- Hirakoba formation
 
- Indoji formation
 
- Miocene (23.03-5.33 Ma)
 
- Sasebo group
 
	- Ainoura formation (Ainoura group)
 
		- Tajimadake subformation
 
		- Kashimae subformation
 
			- Hino member
 
			- Ishidake member
 
			
 
		- Amakata subformation
 
			- Udogoe member
 
			- Konpiradake member
 
				- Masaru fossil zone
 
				
 
			- Konpira member
 
			
 
		
 
	- Fukui formation
 
		- Hongaura tuff bed
 
		
 
	- Sechibaru formation
 
	- Matsuura-sanjaku formation
 
	
 
- Nakazato formation
 
- Yunoki formation
 
- Uchiyama granite
 
- Iojima group
 
	- Upper Iojima formation
 
	
 
- Nishisonogi group
 
	- Nakato formation (Higiri? formation)
 
	- Shioda formation
 
	- Yurigadake formation
 
	- Tokuman formation
 
	- Maze formation
 
	- Nanatsugama formation
 
	
 
- Nagayo group
 
	- Hirakoba formation
 
	
 
- Kawahira diorite
 
- Goto group
 
- Nojima group
 
	- Fukatsuki formation
 
	- Oya formation
 
	
 
- Goto granites
 
- Nishiurakami propylite
 
- Hirado group
 
	- Tabira formation
 
	
 
- Fukue welded tuff bed
 
- Hachinokubo formation
 
- Miocene-Pliocene
 
- Matsuura basalts
 
- Pliocene (5.33-2.58 Ma)
 
- Zencho formation
 
- Kogakura formation
 
- Iki formation
 
- Chojabaru formation
 
- Hidake basalt
 
- Fukuejima basalts
 
- Hayasaki basalt
 
- Pliocene-Pleistocene
 
- Mogi formation (Mogi plant fossil bed)
 
- Kikitsu plant fossil bed
 
- Quarternary
 
- Nanryuzaki formation
 
- Pleistocene (2.58- 0.01Ma)
 
- Ebishima Limestone
 
- Hirayama formation
 
- Nagasaki volcanic rocks
 
- Shimonokama shell bed
 
- Kuchinotsu group
 
	- Kitaarima formation
 
		- Tsubami shell bed
 
		
 
	- Oya formation
 
	
 
- Aso welded tuff bed
 
- Oe formation
 
	- Oe shell bed
 
	
 
- Minamikushiyama formation
 
- Tatsuishi formation (Unzen lahar deposit)
 
- Taradake volcanic rocks
 
	- Taradake lava
 
	- Tsukushi volcanic rocks (Tsukushi lava)
 
		- Fujitsu formation
 
		
 
	
- Nagasaki volcanic rocks
 
- Shihara formation
 
- Minamishimabara volcanic rocks
 
- Obama formation
 
- Arita rhyolites
 
- Holocene (0.01-0 Ma)
 
- Unzen volcano
 
	- Shinyake lava
 
	- Furuyake lava
 
	- Unzen 1993 Lahar Deposit
 
	
 
- Dejima shell bed
 
- Age unknown
 
- Wakimisaki formation
 
- Kikitsu coal bed
 
- Kaizu formation
 
- Hashima coal bed
 
- Goma-goshaku formation
 
- Uehasshaku? formation
 
- Unzen volcano
 
	- Fugendakekitei lava
 
	- Fugendake lava
 
	- Fugendakeshu lava
 
	- Mayuyama lava
 
	- Senbongi lahar deposit
 
	- Ionayama volcanic rocks
 
	- Unzenkitei tuff breccia
 
	- Mayuyama debris flow deposit
 
	- Shichimenzen lava
 
	- Mayuyama tuff breccia
 
	
 
- Iwamatsu basalts
 
- Hokusho basalts
 
- Saikai tuff breccia
 
- Omodaka formation
 
- Nagura basalt
 
- Segawa basalts
 
- Myojonobana andesites
 
- Higashimen formation
 
- Betsuto formation
 
- Hayama basalts
 
- Shindenyonshaku formation
 
- Tsukumojima group
 
- Danjo welded tuff bed
 
- Nakadori-A formation
 
- Nakadori-B formation
 
- Shiratake quartz porphyry
 
- Geological structures
 
- Chijiiwa fault
 
- Hino fault
 
- Yumihari fault
 
- Kunimi fault
 
- Nagahama fault
 
- Sazagawa fault
 
- Amadake? fault
 
- Ojikajima volcanoes