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Poco Ranaka

Ranakah

용암돔 · Indonesia · 2288m

A new lava dome, Anak Ranakah (center), formed in 1987 on the outer flanks of the poorly known Poco Leok caldera on western Flores Island. The new dome is located in an area without previous historical eruptions at the base of the large older lava dome, Gunung Ranakah. Anak Ranakah, seen here from the SW, is part of an arcuate group of lava domes extending westward from Gunung Ranakah.
A new lava dome, Anak Ranakah (center), formed in 1987 on the outer flanks of the poorly known Poco Leok caldera on western Flores Island. The new dome is located in an area without previous historical eruptions at the base of the large older lava dome, Gunung Ranakah. Anak Ranakah, seen here from the SW, is part of an arcuate group of lava domes extending westward from Gunung Ranakah. · 사진: Photo by Willem Rohi, 1988 (Volcanological Survey of Indonesia). · Wikimedia Commons
화산 유형
용암돔
국가
Indonesia
지역
Sunda-Banda Volcanic Regions / Sunda Volcanic Arc
해발
2288m
좌표
-8.637, 120.530
마지막 분화
1991년
판구조 환경
Subduction zone / Continental crust (> 25 km)
화산 지형
Cluster
주요 암석
Andesite / Basaltic Andesite
지질학적 요약

The Anak Ranakah (Child of Ranakah) lava dome was formed in 1987 in an area without previous recorded eruptions at the base of the large older lava dome of Gunung Ranakah. An arcuate group of lava domes extending about 12 km west from Gunung Ranakah to Poco Mandosawa occurs on the outer N flanks of the poorly known Poco Leok caldera on western Flores Island.

Wikipedia 요약

영어 요약

Poco Ranakah is a volcano located in the south-central part of the island of Flores, Indonesia. Its tallest lava dome, Poco Mandasawu is the tallest mountain of the island. A new lava dome, named Anak Ranakah was formed there in 1987. The volcano erupted again in 1991. In 2011, diffuse white plumes were seen rising from Anak Ranakah Dome, although no ash was detected.

Wikipedia · CC BY-SA · 전체 기사 보기 →

분화 이력

요약 (VEI 시계열)
막대를 클릭하면 개별 분화가 표시됩니다
1987~1987 · 1건 · 최고 VEI 31991~1991 · 1건 · 최고 VEI 119871988198919901991

상세 타임라인

  1. 1991년VEI 1관측 기록
    1991-03-16 ~ 진행 중
    Anak Ranakah
  2. 1987년VEI 3관측 기록
    1987-12-28 ~ 1989-04-16
    Anak Ranakah

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