Mount Mekunnai

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Mount Mekunnai
目国内岳
Elevation 1,220 m (4,003 ft)
Prominence 673 m (2,208 ft)
Parent peak Niseko Annupuri
Listing List of mountains and hills of Japan by height
Location
Location Hokkaidō, Japan
Range Mount Raiden Volcanic Group
Coordinates 42°54′13″N 140°28′10″E / 42.90361°N 140.46944°E / 42.90361; 140.46944Coordinates: 42°54′13″N 140°28′10″E / 42.90361°N 140.46944°E / 42.90361; 140.46944
Topo map Geographical Survey Institute 25000:1 チセヌプリ
50000:1 岩内
Geology
Type pyroclastic cone
Age of rock Quaternary
Volcanic arc/belt Northeastern 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]

[edit] References

  1. ^ "RAIDEN-YAMA". Quaternary Volcanoes of Japan. Geological Survey of Japan, AIST. 2006. http://riodb02.ibase.aist.go.jp/strata/VOL_JP/EN/vol/191.htm. Retrieved 2008-10-01. 
  2. ^ "Niseko". Global Volcanism Program. Smithsonian National Museum of Natural History. http://www.volcano.si.edu/world/volcano.cfm?vnum=0805-031. Retrieved 2008-10-01. 
  3. ^ "Hokkaido". Seamless Digital Geological Map of Japan. Geological Survey of Japan, AIST. 2007. http://riodb02.ibase.aist.go.jp/db084/kihon/hokkaido_e.xml. Retrieved 2010-10-12. 


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