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Mount Adatara

Adatarayama

Stratovolkan · Japan · 1728 m

The broad Adatara massif is composed of a group of cones and lava domes, seen here from the W. The unvegetated area on the left summit ridge is a 1-km-wide circular crater that has been mined for sulfur. Seventy-two miners working in the crater were killed during an explosive eruption in 1900.
The broad Adatara massif is composed of a group of cones and lava domes, seen here from the W. The unvegetated area on the left summit ridge is a 1-km-wide circular crater that has been mined for sulfur. Seventy-two miners working in the crater were killed during an explosive eruption in 1900. · Foto: Photo by Lee Siebert, 1988 (Smithsonian Institution). · Wikimedia Commons
Tipe
Stratovolkan
Negara
Japan
Wilayah
Northwestern Pacific Volcanic Regions / Northeast Japan Volcanic Arc
Ketinggian
1728 m
Koordinat
37.647, 140.281
Letusan terakhir
1996
Kondisi tektonik
Subduction zone / Continental crust (> 25 km)
Bentuk lahan
Composite
Batuan utama
Andesite / Basaltic Andesite
Ringkasan geologi

The broad forested massif of Adatarayama volcano is located E of Bandai volcano, about 15 km SW of Fukushima city. It consists of a group of dominantly andesitic stratovolcanoes and lava domes that rise above Tertiary rocks on the south and abut Azumayama volcano on the north. Construction took place in three main stages that began about 550,000, 350,000, and 200,000 years ago. The high point of the complex is 1728-m-high Minowasan, a dome-shaped stratovolcano north of Tetsuzan, the currently active stratovolcano. Numanotaira, the active summit crater, is surrounded by hot springs and fumaroles and is breached by the Iogawa river ("Sulfur River") on the west. Seventy-two workers of a sulfur mine in the summit crater were killed during an eruption in 1900. Historical eruptions have been restricted to the 1.2-km-wide, 350-m-deep Numonotaira crater.

Ringkasan Wikipedia

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Mount Adatara is a stratovolcano in Fukushima Prefecture, Japan.

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Riwayat letusan

Ringkasan (VEI dari waktu ke waktu)
Klik pada bar untuk melihat letusan individu
8050 BCE~7715 BCE · 1 letusan · VEI maks. 36711 BCE~6376 BCE · 1 letusan · VEI maks. 36376 BCE~6041 BCE · 1 letusan · VEI maks. 34366 BCE~4032 BCE · 1 letusan · VEI maks. 32692 BCE~2357 BCE · 1 letusan · VEI maks. 31688 BCE~1353 BCE · 1 letusan · VEI maks. ?683 BCE~348 BCE · 1 letusan · VEI maks. 3348 BCE~13 BCE · 1 letusan · VEI maks. ?657~991 · 1 letusan · VEI maks. ?1661~1996 · 4 letusan · VEI maks. 28050 BCE5706 BCE3027 BCE683 BCE1661

Garis waktu rinci

  1. 1996VEI 1Teramati
    1996-09-01 – 1996-09-01
    Numanotaira
  2. 1900VEI 2Teramati
    1900-07-17 – 1900-07-17
    Numanotaira
  3. 1899VEI 2Teramati
    1899-08-24 – 1899-11-12
    Numanotaira
  4. 1813VEI 1Perkiraan geologi
    1813-01-10 – Berlangsung
    Numanotaira
  5. 950 (±50 tahun)VEI ?Perkiraan geologi
    950 – Berlangsung
    Numanotaira
  6. 50 SM (±900 tahun)VEI ?Perkiraan geologi
    BCE 50 – Berlangsung
    Numanotaira
  7. 590 SM (±200 tahun)VEI 3Perkiraan geologi
    BCE 590 – Berlangsung
    Numanotaira
  8. 1550 SM (±1100 tahun)VEI ?Perkiraan geologi
    BCE 1550 – Berlangsung
    Numanotaira
  9. 2600 SM (±50 tahun)VEI 3Perkiraan geologi
    BCE 2600 – Berlangsung
    Numanotaira
  10. 4300 SM (±850 tahun)VEI 3Perkiraan geologi
    BCE 4300 – Berlangsung
    Numanotaira
  11. 6150 SM (±100 tahun)VEI 3Perkiraan geologi
    BCE 6150 – Berlangsung
    Numanotaira
  12. 6650 SM (±100 tahun)VEI 3Perkiraan geologi
    BCE 6650 – Berlangsung
    Numanotaira
  13. 8050 SMVEI 3Perkiraan geologi
    BCE 8050 – Berlangsung
    Numanotaira

Tautan eksternal

⚠ Untuk referensi saja. Bukan untuk tanggap darurat.