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Estados Unidos · Estratovolcán

Monte Veniaminof

Veniaminof

Tipo
Estratovolcán
Altitud
2507 m
Última erupción
2021
Monte Veniaminof
Foto: M.E. Yount, U.S. Geological Survey · Public domain · Wikimedia Commons
Tipo
Estratovolcán
País
Estados Unidos
Región
América del Norte / Aleutian Ridge Volcanic Arc
Altitud
2507 m
Coordenadas
56.170, -159.380
Última erupción
2021
Contexto tectónico
Zona de subducción / Corteza continental (> 25 km)
Forma volcánica
Compuesto
Roca principal
Andesita / Andesita basáltica
Resumen geológico

Veniaminof, on the Alaska Peninsula, is truncated by a steep-walled, 8 x 11 km, glacier-filled caldera that formed around 3,700 years ago. The caldera rim is up to 520 m high on the north, is deeply notched on the west by Cone Glacier, and is covered by an ice sheet on the south. Post-caldera vents are located along a NW-SE zone bisecting the caldera that extends 55 km from near the Bering Sea coast, across the caldera, and down the Pacific flank. Historical eruptions probably all originated from the westernmost and most prominent of two intra-caldera cones, which rises about 300 m above the surrounding icefield. The other cone is larger, and has a summit crater or caldera that may reach 2.5 km in diameter, but is more subdued and barely rises above the glacier surface.

Resumen de Wikipedia

Resumen en inglés

Mount Veniaminof is an active stratovolcano on the Alaska Peninsula. The mountain was named after Ioann Veniaminov.

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Historial de erupciones

26 registradasGlosario
Resumen (VEI en el tiempo)
Haga clic en una barra para ver erupciones individuales · Usa las flechas para moverte entre barras y Enter para abrir
1750 a. C.~1552 a. C. · 1 erupciones · VEI máx. 61823~2021 · 25 erupciones · VEI máx. 31750 a. C.758 a. C.3610291823

Línea de tiempo detallada

  1. 2021VEI 1Observado
    2021-02-28 – 2021-04-05
  2. 2018VEI 1Observado
    2018-09-04 – 2018-12-23
    Intracaldera summit cone and its S flank
  3. 2013VEI 3Observado
    2013-06-13 – 2013-10-12
    Western intracaldera cone and SE flank
  4. 2008VEI 1Observado
    2008-02-22 – 2008-03-01
    Western intracaldera cone
  5. 2006VEI 1Observado
    2006-03-03 – 2006-09-07
    Western intracaldera cone
  6. 2005VEI 2Observado
    2005-01-04 – 2005-02-14
    Western intracaldera cone
  7. 2005VEI 1Observado
    2005-09-07 – 2005-11-04
    Western intracaldera cone
  8. 2004VEI 2Observado
    2004-02-16 – 2004-09-05
    Western intracaldera cone
  9. 2002VEI 1Observado
    2002-09-24 – 2003-03-23
    Western intracaldera cone
  10. 1995VEI 1Observado
    1995-04-17 – 1995-04-17
    Western intracaldera cone
  11. 1995VEI 1Observado
    1995-11-15 – 1995-11-30
    Western intracaldera cone
  12. 1993VEI 2Observado
    1993-07-30 – 1994-09-28
    Western cone and Half Cone
  13. 1987VEI 1Observado
    1987-03-19 – 1987-03-19
    Western intracaldera cone
  14. 1984VEI 2Observado
    1984-11-29 – 1984-12-06
    Western intracaldera cone
  15. 1983VEI 3Observado
    1983-06-02 – 1984-04-17
    Western intracaldera cone
  16. 1956VEI 3Observado
    1956-03-16 – 1956-05-23
    Western intracaldera cone
  17. 1944VEI 2Observado
    1944-03-28 – fin desconocido
    Western intracaldera cone
  18. 1939VEI 3Observado
    1939-05-23 – 1939-06-26
    Western intracaldera cone
  19. 1939VEI 2Observado
    1939-11-16 – fin desconocido
    Western intracaldera cone
  20. 1930VEI 2Observado
    1930-06-16 – fin desconocido
    Western intracaldera cone
  21. 1892VEI 3Observado
    1892-08-28 – 1892-08-30
    Western intracaldera cone
  22. 1874VEI 2Observado
    1874-07-15 – fin desconocido
    Western intracaldera cone
  23. 1852VEI 2Método no indicado
    1852-07-02 – fin desconocido
    Western intracaldera cone
  24. 1838VEI 3Observado
    1838-08-04 – 1839-04-16
    Western intracaldera cone
  25. 1830VEI 2Método no indicado
    1830-07-02 – 1838-07-02
  26. 1750 a. C.VEI 6Estimación geológica
    1750 a. C. – fin desconocido

Volcanes cercanos

Enlaces externos

⚠ Solo como referencia. No apto para respuesta ante emergencias.