[ Top ] [ Japanese ]

Akazakinomine volcano Isshiki, 1987

Invalid synonym: Akazakinomine Lava

• Type locality: Mount Akazakinomine, Niijima island, Niijima city, Tokyo
• Volcanic rocks
• Monogenetic volcano
• Pleistocene

• Sedimentary facies: Lava dome
• Lithofacies: Cummingtonite rhyolite lava, Volcanic breccia
• Paleocurrent: from Northeast to Southwest

• Source: Northeastern part
• Distribution (South - North): 2.1 km
• Distribution (East - West): 1.9 km
• Distribution (Height): ca. 250 m
• Upper limit: Unconformity (Miyatsukayama volcano, Mukaiyama volcano)
• Lower limit: Unconformity (Shimawakezawa Volcaniclastic Deposits, Minejiyama volcano)

• Distribution: Mount Akazakinomine - Shimawakezawa creek, Niijima island, Niijima city, Tokyo

• Isshiki (1987) Geology of the Nii Jima District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 85p. (in Japanese with English abstract 3p.)