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Goriaschaia Sopka   »  Summary

Goriaschaia Sopka

Goriaschaia Sopka Photo

Country:Russia
Subregion Name:Kuril Islands
Volcano Number:0900-17=
Volcano Type: Stratovolcano
Volcano Status:Historical
Last Known Eruption: 1914 
Summit Elevation: 891 m 2,923 feet
Latitude: 46.83°N 46°50'0"N
Longitude: 151.75°E 151°45'0"E

Goriaschaia Sopka is a young, historically active lava dome at the SW end of Simushir Island in the central Kuriles. The dome is located within a large horseshoe-shaped crater cutting the NW flank of the older Igla Mountain somma volcano. A low saddle separates Igla Mountain from Milne, a large stratovolcano immediately to the SE. Numerous fresh lava flows with prominent marginal levees extend from the Goriaschaia Sopka dome; some reached the sea, where they created an irregular shoreline. The andesitic dome may have formed as recently as the late-19th century. Historical activity, consisting dominantly of mild-to-moderate explosive eruptions, has occurred since 1842.

Global Volcanism ProgramDepartment of Mineral SciencesNational Museum of Natural HistorySmithsonian Institution

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