Akadaredani Lavas

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Akadaredani Lavas Yanagisawa et al., 2000

Type locality: 980 m above sea level of Maguse river, Kijimadaira city, Shimotakai county, Nagano prefecture
Volcanic rocks
early Pleistocene

Lithofacies: Augite hypersthene andesite lava, Volcanic breccia, Augite-bearing andesite lava

Thickness: 200 m or thicker
Upper limit: Unconformity (Shigarindo Lava)
Lower limit: Unconformity (Akataki Lavas)

Western basal volcanic rocks
[ Upper ]
~~~~~~~~~~~~~~
Akadaredani Lavas
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Akataki Lavas
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[ Lower ]

Kenashi volcano
[ Upper ]
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Kenashiyama volcano
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Western basal volcanic rocks / Mizuo-Oiriyama volcano
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[ Lower ]

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

Distribution: Maguse river - Akadare valley, Kijimadaira city, Shimotakai county, Nagano pref.

Yanagisawa et al. (2000) Geology of the Iiyama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 144p. (in Japanese with English abstract 6p.)