[ Top ] [ Japanese ]

Jogoyama volcano Isshiki, 1982

Invalid synonym: Jogoroyama Lava, Jogoroyama Lava Dome

• Type locality: Mount Jogoyama, Kozushima city, Tokyo
• Volcanic rocks
• Monogenetic volcano
• Pleistocene

• Sedimentary facies: Lava dome
• Lithofacies: Rhyolite

• Distribution (South - North): ca. 2.5 km
• Distribution (East - West): ca. 1 km
• Distribution (Height): ca. 200 m
• Upper limit: Unconformity (Tenjosan volcano)
• Lower limit: Unconformity (Chichibuyama Pyroclastic Deposits)

• Distribution: Mount Jogoyama, Kozushima city, Tokyo

• Isshiki (1982) Geology of the Kozushima District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 75p. (in Japanese with English abstract 3p.)