Hakkoda caldera

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Hakkoda caldera

Synonym: Hakkoda volcano

Type locality: Aomori prefecture
Caldera volcano
Volcanic rocks
middle Pleistocene

Distribution (Diameter): ca. 10 km

Hakkoda volcano
[ Upper ]
~~~~~~~~~~~~~~
Kita-Hakkoda volcanoes
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Minami-Hakkoda volcanoes
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[ Lower ]

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

Distribution: Mount Hakkoda, Aomori pref.

Takarada and Muraoka (2004) Geology of the Hakkoda San District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 86p. (in Japanese with English abstract 4p.)
Muraoka and Hase (1990) Geology of the Kuroishi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 124p. (in Japanese with English abstract 8p.)