Lower Myojin Lava

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Lower Myojin Lava

Volcanic rocks
Neogene - Pleistocene

Lithofacies: Two-pyroxene andesite

Upper limit: Unconformity (Upper Myojin Lava, Kenashi Lava, Omeshi Lava)
Lower limit: Unconformity (Takai Volcanic Rocks)

Omeshi volcano
[ Upper ]
~~~~~~~~~~~~~~
Komaruyama Lava
~~~~~~~~~~~~~~
Omeshi Lava
~~~~~~~~~~~~~~
Kenashi Lava
~~~~~~~~~~~~~~
Upper Myojin Lava
~~~~~~~~~~~~~~
Lower Myojin Lava
~~~~~~~~~~~~~~
Hafu Lava
~~~~~~~~~~~~~~
Toyooka Lava
~~~~~~~~~~~~~~
[ Lower ]

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

Distribution: southwest of Mount Omeshidake - Myojin creek, Tsumagoi city, Agasuma 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.)