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Omeshi Lava

Invalid synonym: Donabe Lava

• Volcanic rocks
• Neogene - Pleistocene

• Lithofacies: Quartz olivine-bearing two-pyroxene andesite

• Lower limit: Unconformity (Toyooka Lava, Hafu Lava, Upper Myojin Lava, Lower Myojin Lava, Takai Volcanic Rocks)

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

• Distribution: summit of Mount Omeshidake - Mount Donabe - Mount Omeshidake, Takayama city, Kamitakai county, Nagano pref. - Tsumagoi city, Agatsuma county, Gunma pref.

• Ota and Katada (1955) Suzaka, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 54p. (in Japanese with English abstract 6p.)