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Mount Takawangha

Takawangha

성층화산 · United States · 1449m

Takawangha is seen here looking E from the summit of East Tanaga. It lies across a saddle from historically active Tanaga volcano to the west. The summit has five Holocene craters that produced explosive eruptions and lava flows that reached the lower flanks during the last few thousand years.
Takawangha is seen here looking E from the summit of East Tanaga. It lies across a saddle from historically active Tanaga volcano to the west. The summit has five Holocene craters that produced explosive eruptions and lava flows that reached the lower flanks during the last few thousand years. · 사진: Photo by Michelle Coombs, 2003 (Alaska Volcano Observatory, U.S. Geological Survey). · Wikimedia Commons
화산 유형
성층화산
국가
United States
지역
North America Volcanic Regions / Aleutian Ridge Volcanic Arc
해발
1449m
좌표
51.873, -178.006
마지막 분화
1550년
판구조 환경
Subduction zone / Intermediate crust (15-25 km)
화산 지형
Composite
주요 암석
Basalt / Picro-Basalt
지질학적 요약

Takawangha is a youthful volcano with an ice-filled caldera on northern Tanaga Island, near the western end of the Andreanof Islands. It lies across a saddle from historically active Tanaga volcano to the west; older, deeply eroded volcanoes lie adjacent to the east. The summit of the dominantly basaltic to basaltic andesite volcano is largely ice covered, with the exception of five Holocene craters that during the last few thousand years produced explosive eruptions and lava flows that reached the lower flanks. No historical eruptions are known, although radiocarbon dating indicates explosive eruptions have occurred within the past several hundred years.

Wikipedia 요약

영어 요약

Mount Takawangha is a stratovolcano located in Tanaga Island, Alaska. It sits in close proximity with another volcano known as Mount Tanaga, which shares the same name as the island itself. Older and more eroded volcanoes can also be found east of Takawangha. Its elevation is 4,754 ft, making it the second-highest peak on the island.

Wikipedia · CC BY-SA · 전체 기사 보기

분화 이력

요약 (VEI 시계열)
막대를 클릭하면 개별 분화가 표시됩니다
1550~1550 · 1건 · 최고 VEI ?15501550155115511551

상세 타임라인

  1. 1550년VEI ?지질학적 추정
    1550 ~ 진행 중

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