2,161-ho Lava

[ Top ] [ Japanese ]

2,161m-ho Lava

Volcanic rocks
Pleistocene

Lithofacies: Hypersthene augite hornblende andesite

Younger period (Mount Tateshina)
[ Upper ]
~~~~~~~~~~~~~~
Tateshinayama Lava
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2,161m-ho Lava
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Suribachiyama Lava
~~~~~~~~~~~~~~
[ Lower ]

Yatsugatake volcano
[ Upper ]
+__+__+__+__+_
Younger period
~~~~~~~~~~~~~~
Older period
~~~~~~~~~~~~~~
[ Lower ]

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

Distribution: Suzuran pass - 2,161m peak, Tateshina city, Kitasaku county, Nagano pref.

Kawachi (1974) Geology of the Tateshinayama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 114p. (in Japanese with English abstract 5p.)