Uenohara Lava

[ Top ] [ Japanese ]

Uenohara Lava Shikano et al., 2025

Type locality: Uenohara, Maruyama, Hoki city, Saihaku county, Tottori prefecture
Volcanic rocks
middle Pleistocene (0.43 Ma, K-Ar)
Interfingered: Older Volcanic Fan Deposits

Lithofacies: Andesite

Distribution (Major axis): 2 km
Distribution (Minor axis): 1.2 km

Older volcano (Flank volcano)
[ Upper ]
~~~~~~~~~~~~~~
Koreisan Lava Dome
~~~~~~~~~~~~~~
Nabeyama Pyroclastic Cone
~~~~~~~~~~~~~~
Uenohara Lava
~~~~~~~~~~~~~~
Takaidani Lava
~~~~~~~~~~~~~~
Tsubokameyama Lava
~~~~~~~~~~~~~~
[ Lower ]

Daisen volcano
[ Upper ]
+__+__+__+__+_
Younger volcano
~~~~~~~~~~~~~~
Older volcano
~~~~~~~~~~~~~~
[ Lower ]

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

Distribution: Uenohara, Hoki city, Saihaku county, Tottori pref.

Kano et al. (2025) Geology of the Yonago District (2nd Ed.), Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 84p. (in Japanese with English abstract 4p.)