Mansukemichi Lava

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Mansukemichi Lava

Invalid synonym: Maenabemoriyama Dome Lava

Stratovolcano
Volcanic rocks
Holocene

Lithofacies: Lava flow, Lava dome
Lithofacies: Hornblende-bearing hypersthene olivine augite andesite

Thickness: 20 - 40 m
Lower limit: Unconformity (Minaminokomai Lava)

Stage IIIa
[ Upper ]
~~~~~~~~~~~~~~
Saruana Lava
~~~~~~~~~~~~~~
[ Lower ]

Stage IIIa
[ Upper ]
~~~~~~~~~~~~~~
Nabemori Lava
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Mansukemichi Lava
~~~~~~~~~~~~~~
[ Lower ]

Stage IIIa
[ Upper ]
~~~~~~~~~~~~~~
Shichikosan Lava
~~~~~~~~~~~~~~
[ Lower ]

Stage III
[ Upper ]
+__+__+__+__+_
Stage IIIb
~~~~~~~~~~~~~~
Kisakata Debris Avalanche Deposit
~~~~~~~~~~~~~~
Stage IIIa
~~~~~~~~~~~~~~
[ Lower ]

Chokai volcano
[ Upper ]
+__+__+__+__+_
Stage III
~~~~~~~~~~~~~~
Stage II
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Stage I
~~~~~~~~~~~~~~
[ Lower ]

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

Distribution: Menabemori - Shiraishinden, Yuza city, Akumi county, Yamagata pref.

Nakano and Tsuchiya (1992) Geology of the Chokaisan and Fukura District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 138p. (in Japanese with English abstract 7p.)