Yonesato Formation

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Yonesato Formation

Coherent formation
Carboniferous

Lithofacies: Schalstein, Slate, Greenschist, Biotite hornfels, Siliceous hornfels
Lithofacies (Minor): Limestone
Lithofacies (Upper): Schalstein
Lithofacies (Middle): Slate
Lithofacies (Lower): Schalstein

Thickness: 1,800 m
Thickness (Upper): ca. 100 m
Thickness (Middle): ca. 300 m
Thickness (Lower): ca. 1,500 m

South Kitakami Belt (Hitokabe, Iwate pref.)
[ Upper ]
~~~~~~~~~~~~~~
Toyoma Formation
::::::::::::::
Omoriyama Formation
?--?--?--?--?-
Tochu Formation
~~~~~~~~~~~~~~
Shiba Formation
~~~~~~~~~~~~~~
Yonesatoe Formation
?--?--?--?--?-
[ Lower ]

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

Distribution: Esashiyonesato, Oshu city, Iwate pref.; Mount Sadato, Tono city, Iwate pref.; Mount Karo, Sumita city, Kesen county, Iwate pref.
Fossils (Brachiopods): Leptaena cf. rhomboidalis, Schellwienella izirii, Spirifer (Brachythyris) sp., Torynifer (Kitakamithyris) tyoanjiensis, Tylothyris cf. lamilosa
Fossils (Limestone): Crinoids, Bryozoans

Hirokawa and Yoshida (1954) Hitokabe, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 33p. (in Japanese with English abstract 14p.)