Makuyama Lava

[ Top ] [ Japanese ]

Makuyama Lava Kuno, 1952

Type locality: southern - southwestern slope of Mount Makuyama, Yugawara city, Ashigarashimo county, Kanagawa prefecture
Volcanic rocks
Middle Pleistocene (0.14 Ma, K-Ar)

Sedimentary facies: Terrestrial
Sedimentary facies: Lava dome
Lithofacies: Dacite lava
Lithofacies (Minor): Rhyolite lava

Thickness: a few dozen m
Lower limit: Unconformity (Iwa Lavas)

Hakone volcano (Manazuru)
[ Upper ]
~~~~~~~~~~~~~~
Makuyama Lava
~~~~~~~~~~~~~~
Manazurumisaki Lava
~~~~~~~~~~~~~~
Honkomatsu Lava
~~~~~~~~~~~~~~
Shiraiso Lavas
~~~~~~~~~~~~~~
Iwa Lavas
~~~~~~~~~~~~~~

>Uminodaira Lavas

~~~~~~~~~~~~~~

[ Lower ]

Hakone volcanoes
[ Upper ]
+__+__+__+__+_
Hakone volcano
~~~~~~~~~~~~~~
Yugawara volcano
~~~~~~~~~~~~~~
[ Lower ]

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

Distribution: Mount Makuyama, Yugawara city, Ashigarashimo county, Kanagawa pref.

Oikawa and Ishizuka (2011) Geology of the Atami District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 61p. (in Japanese with English abstract 3p.)