[ Top ] [ Japanese ]

Hinoso Volcanic Rocks

• Stratovolcano
• Old edifice
• Volcanic rocks
• Pleistocene

• Lithofacies: Calc-alkaline
• Lithofacies: Hypersthene augite andesite
• Lithofacies: Lava (more than 15 flow units), Tuff breccia, Volcanic breccia

• Thickness (Overall): 300 m
• Thickness (A unit): 3 - 6 m
• Upper limit: Unconformity (Lower Shogatake Lava, Hachimori Lava)

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

• Distribution: Hinoso creek - Mount Shogatake, 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.)