Lava dome group

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Lava dome group Isshiki, 1980

Type locality: Mikurajima city, Tokyo
Volcanic rocks
Pleistocene - Holocene?

Sedimentary facies: Lava dome
Lithofacies: Pigeonite series
Lithofacies: Pyroxene andesite lava

Eruptive volume: ca. 0.03 km³

Lava dome group
[ Upper ]
~~~~~~~~~~~~~~
Tsubunegamori Lava Dome
~~~~~~~~~~~~~~
650m-oka Lava Dome
~~~~~~~~~~~~~~
Yasukajigamori Lava Dome
~~~~~~~~~~~~~~
[ Lower ]

Mikurajima volcano
[ Upper ]
~~~~~~~~~~~~~~
Lava dome group
~~~~~~~~~~~~~~
Main stratovolcano
~~~~~~~~~~~~~~
[ Lower ]

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

Distribution: Mikurajima city, Tokyo

Isshiki (1980) Geology of the Mikurajima, Inambajima and Zenisu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 35p. (in Japanese with English abstract 3p.)