Mount Mekunnai

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]

Mount Mekunnai
目国内岳
Mount Mekunnai (Mekunnaidake)
Highest point
Elevation1,220 m (4,000 ft)
Prominence673 m (2,208 ft)
Parent peakNiseko Annupuri
ListingList of mountains and hills of Japan by height
Coordinates42°54′13″N 140°28′10″E
Geography
LocationHokkaidō, Japan
Parent rangeMount Raiden Volcanic Group
Topo mapGeographical Survey Institute 25000:1 チセヌプリ
50000:1 岩内
Geology
Age of rockQuaternary
Mountain typepyroclastic cone
Volcanic arc/beltNortheastern Japan Arc

References

  1. "RAIDEN-YAMA". Quaternary Volcanoes of Japan. Geological Survey of Japan, AIST. 2006. 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.


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