Mount Mekunnai

42°54′13″N 140°28′10″E / 42.90361°N 140.46944°E / 42.90361; 140.46944GeographyLocationHokkaidō, JapanParent rangeMount Raiden Volcanic GroupTopo mapGeographical Survey Institute 25000:1 チセヌプリ
50000:1 岩内GeologyAge of rockQuaternaryMountain typepyroclastic coneVolcanic arc/beltNortheastern Japan Arc

Mount Mekunnai (目国内岳, Mekunnai-dake) is an andesitic volcano[1] in the Mount Raiden Volcanic Group on the border between Iwanai and Rankoshi, Hokkaidō, Japan. Mount Mekunnai is a pyroclastic cone.[2] The mountain consists of primarily non-alkali, mafic, volcanic rock. The rock is younger than that of neighboring Mount Raiden, being categorized at 700,000 to 13,000 years old. The rock is older than that of the Niseko Volcanic Group.[3]

References

  1. ^ "RAIDEN-YAMA". Quaternary Volcanoes of Japan. Geological Survey of Japan, AIST. 2006. Archived from the original on December 21, 2012. Retrieved 2008-10-01.
  2. ^ "Niseko". Global Volcanism Program. Smithsonian National Museum of Natural History. Retrieved 2008-10-01.
  3. ^ "Hokkaido". Seamless Digital Geological Map of Japan. Geological Survey of Japan, AIST. 2007. Retrieved 2010-10-12.
  • Geographical Survey Institute


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