Mount Maru (Esan)

Mount Maru
丸山

Esan-Maruyama Volcano (left)
Esan Volcano (lower right)
Highest point
Elevation 691.1 m (2,267 ft)[1]
Listing List of mountains and hills of Japan by height
Coordinates 41°51′07″N 141°05′31″E / 41.85194°N 141.09194°E / 41.85194; 141.09194Coordinates: 41°51′07″N 141°05′31″E / 41.85194°N 141.09194°E / 41.85194; 141.09194[1]
Naming
Translation round mountain (Japanese)
Geography
Mount Maru

Location of Mount Maru in Japan

Location Hokkaido, Japan
Parent range Kameda Peninsula
Topo map Geospatial Information Authority 25000:1 尾札部
50000:1 尻屋崎
Geology
Age of rock Late Miocene to mid Pleistocene
Mountain type stratovolcano
Last eruption 200 thousand years ago

Mount Maru (丸山 Maru-yama) is an active stratovolcano of the Kameda peninsula. It is located in Hakodate, Hokkaidō, Japan. Mount Maru is also known as Esan Maruyama (恵山丸山) to distinguish it from other Mount Maru's and because of its close association with nearby Mount E.

Geology

Mount Maru consists of non-alkali, mafic, volcanic rock.[2] The andesitic volcano is topped with a lava dome.[3]

Eruptive history

Mount Maru was last active some 200,000 years ago.[3]

References

  1. 1 2 Geospatial Information Authority topographic map 尾札部
  2. "Hokkaido". Seamless digital geological map of Japan 1: 200,000. The Geological Survey of Japan, AIST. Feb 18, 2010. Retrieved 29 April 2010.
  3. 1 2 "ESAN MARU-YAMA". Quaternary Volcanoes in Japan. Geological Survey of Japan, AIST. Retrieved 29 April 2010.


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