Mount Katsuma

Mount Katsuma
勝澗山
Elevation	428 m (1,404 ft)
Listing	List of mountains and hills of Japan by height
Location
Location	Hokkaidō, Japan
Coordinates	42°11′46″N 139°27′49″E / 42.19611°N 139.46361°E / 42.19611; 139.46361Coordinates: 42°11′46″N 139°27′49″E / 42.19611°N 139.46361°E / 42.19611; 139.46361
Topo map	Geographical Survey Institute 25000:1 神威脇 50000:1 久遠
Geology
Last eruption	300,000 to 200,000 years ago

Mount Katsuma (勝澗山, Katsuma Yama^?) is a volcano on Okushiri Island in Okushiri, Hokkaidō, Japan. The volcano is mostly rhyolitic.^[1]

References

• Geographical Survey Institute

1. ^ "KATSUMA-YAMA (OKUSHIRI Island)". Quaternary Volcanoes in Japan. Geological Survey of Japan, AIST. 2006. http://riodb02.ibase.aist.go.jp/strata/VOL_JP/EN/vol/189.htm. Retrieved 2009-06-29.