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Niseko Volcanic Group

Niseko

성층화산 · Japan · 1308m

Several peaks of the Niseko volcano complex are seen in this view looking W from the Chisenupuri summit. From front to back are the forested Nitonupuri, light-colored, flat-topped Iwaonupuri, and Niseko-Annupuri. Yotei volcano is visible in the distance to the right of Niseko-Annupuri.
Several peaks of the Niseko volcano complex are seen in this view looking W from the Chisenupuri summit. From front to back are the forested Nitonupuri, light-colored, flat-topped Iwaonupuri, and Niseko-Annupuri. Yotei volcano is visible in the distance to the right of Niseko-Annupuri. · 사진: Photo by Yutaka Kodama, 1995 (Hokkaido University). · Wikimedia Commons
화산 유형
성층화산
국가
Japan
지역
Northwestern Pacific Volcanic Regions / Northeast Japan Volcanic Arc
해발
1308m
좌표
42.875, 140.659
마지막 분화
-4900년
판구조 환경
Subduction zone / Continental crust (> 25 km)
화산 지형
Composite
주요 암석
Andesite / Basaltic Andesite
지질학적 요약

The Niseko volcano group in SW Hokkaido contains a cluster of andesitic stratovolcanoes and lava domes that extends 25 km E-W and 15 km N-S. The volcanic complex is located NW of Niseko City. The latest dated activity was a phreatic to magmatic eruption about 7000 years ago. Fumarolic areas and hot springs are found at various locations.

Wikipedia 요약

영어 요약

Niseko Volcanic Group is a volcanic group of active stratovolcanoes and lava domes situated in Hokkaidō, Japan. The volcanoes are younger than 400,000 years. The last eruption was 6,000 to 7,000 years ago. Today Iwaonupuri shows fumarolic activity.

Wikipedia · CC BY-SA · 전체 기사 보기 →

분화 이력

요약 (VEI 시계열)
막대를 클릭하면 개별 분화가 표시됩니다
4900 BCE~4900 BCE · 1건 · 최고 VEI ?4900 BCE4900 BCE4899 BCE4899 BCE4899 BCE

상세 타임라인

  1. 기원전 4900년VEI ?지질학적 추정
    BCE 4900 ~ 진행 중

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