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Poco Ranaka

Ranakah

Duomo di lava · Indonesia · 2288 m

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. · Foto: Photo by Willem Rohi, 1988 (Volcanological Survey of Indonesia). · Wikimedia Commons
Tipo
Duomo di lava
Paese
Indonesia
Regione
Sunda-Banda Volcanic Regions / Sunda Volcanic Arc
Altitudine
2288 m
Coordinate
-8.637, 120.530
Ultima eruzione
1991
Contesto tettonico
Subduction zone / Continental crust (> 25 km)
Forma vulcanica
Cluster
Roccia principale
Andesite / Basaltic Andesite
Sintesi geologica

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.

Sintesi da Wikipedia

Riassunto in inglese

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.

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Storia delle eruzioni

Riepilogo (VEI nel tempo)
Fai clic su una barra per vedere le singole eruzioni
1987~1987 · 1 eruzioni · VEI max. 31991~1991 · 1 eruzioni · VEI max. 119871988198919901991

Cronologia dettagliata

  1. 1991VEI 1Osservata
    1991-03-16 – In corso
    Anak Ranakah
  2. 1987VEI 3Osservata
    1987-12-28 – 1989-04-16
    Anak Ranakah

Link esterni

⚠ Solo a scopo informativo. Non adatto a situazioni di emergenza.