Kuboi Limestone

Type locality: Yamanashi prefecture
Coherent formation
Miocene
Intruded by: Andesite dikes

Lithofacies: Limestone

Tenjintoge Granulestone and Mudstone Member
[ Upper ]
--------------
Kuboi Limestone
--------------
[ Lower ]

Kawaguchi Formation
[ Upper ]
--------------
Tenjintoge Granulestone and Mudstone Member
--------------
Oishi Dacite Member
--------------
Junigatake Lapilli Tuff Member
--------------
[ Lower ]

Nishiyatsushiro Group (western Kofu, Yamanashi pref.)
[ Upper ]
--------------
Kawaguchi Formation
--------------
Ashigawa Formation
--------------
Ichinose Formation
--------------
[ Lower ]

------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown

Distribution: Yamanashi pref.
Fossils: Corals, Bryozoans
Fossils (Foraminifera): Amphistegina radiata, Carpenteria sp., Gypsina globulus, Lepidocyclina (Nephrolepidina) nipponica, Lepidocyclina (Nephrolepidina) perornata
Fossils (Calcareous algae): Archaeolithothamnium kuboiensis, Archaeolithothamnium lauensum, Cheilosporum kuboiensis, Corallina clongata, Corallina eliptica, Jania? kuboiensis, Lithophyllum irregularis, Lithophyllum johnsoni, Lithophyllum pactum, Lithophyllum tenuicyustum, Lithoporella melobosioides, Masophyllum japonica, Masophyllum nipponicum, Masophyllum yabei

Katada (1956) Kofu, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 27p. (in Japanese with English abstract 4p.)