Cile · Stratovulcano
Planchón-Peteroa
Planchon-Peteroa
- Tipo
- Stratovulcano
- Altitudine
- 3977 m
- Ultima eruzione
- 2025

- Tipo
- Stratovulcano
- Paese
- Cile
- Regione
- Sud America / Southern Andean Volcanic Arc
- Altitudine
- 3977 m
- Coordinate
- -35.223, -70.568
- Ultima eruzione
- 2025
- Contesto tettonico
- Zona di subduzione / Crosta continentale (> 25 km)
- Forma vulcanica
- Composito
- Roccia principale
- Andesite / Andesite basaltica
Sintesi geologica
Planchón-Peteroa is an elongated complex volcano along the Chile-Argentina border with several overlapping calderas. Activity began in the Pleistocene with construction of the basaltic andesite to dacitic Volcán Azufre, followed by formation of the basaltic and basaltic andesite Volcán Planchón, 6 km N. About 11,500 years ago much of Azufre and part of Planchón collapsed, forming the massive Río Teno debris avalanche, which traveled 95 km to reach Chile's Central Valley. Subsequently, Volcán Planchón II was formed. The youngest volcano, andesitic and basaltic andesite Volcán Peteroa, consists of scattered vents between Azufre and Planchón, and contains a small steaming crater lake. Reported eruptions from the complex have been dominantly explosive, although lava flows were emplaced in 1837 and 1937.
Sintesi da Wikipedia
Riassunto in inglesePlanchón-Peteroa is a complex volcano extending in a north–south direction along the border between Argentina and Chile. It consists of volcanoes of various ages with several overlapping calderas. Those include Volcán Planchón, Volcán Peteroa and Volcán Azufre.
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Storia delle eruzioni
25 registrateGlossarioCronologia dettagliata
- 2025VEI 2Osservata2025-10-25 – 2025-12-04
- 2018VEI 1Osservata2018-11-07 – 2019-05-07Peteroa Crater
- 2011VEI 2Osservata2011-02-17 – 2011-06-26Peteroa
- 2010VEI 2Osservata2010-09-06 – 2010-10-13Peteroa
- 1998VEI 1Osservata1998-11-18 – 1998-11-21
- 1991VEI 2Osservata1991-02-09 – 1991-03-02Peteroa
- 1967VEI 1Metodo non indicato1967-02-16 – fine sconosciutaPeteroa (1889-94 crater)
- 1962VEI 1Osservata1962-01-16 – fine sconosciutaPeteroa
- 1960VEI 1Osservata1960-07-10 – fine sconosciutaPetoroa (1889-94 crater)
- 1959VEI 1Osservata1959-11-06 – fine sconosciutaPetoroa (1889-94 crater)
- 1938VEI 2Osservata1938-09-16 – 1938-10-16Peteroa
- 1937VEI 2Osservata1937-04-16 – 1937-05-05Petoroa (south of 1889-94 crater)
- 1889VEI 2Osservata1889-09-16 – 1894-07-02Peteroa (SE of 1762 crater)
- 1878VEI 2Osservata1878-07-02 – fine sconosciutaPeteroa
- 1872VEI ?Metodo non indicato1872-07-02 – fine sconosciuta
- 1869VEI ?Metodo non indicato1869-07-02 – fine sconosciuta
- 1860VEI 2Osservata1860-07-02 – fine sconosciutaPeteroa
- 1842VEI ?Metodo non indicato1842-07-02 – fine sconosciuta
- 1837VEI 2Osservata1837-02-16 – fine sconosciutaPeteroa
- 1835VEI 2Osservata1835-07-02 – fine sconosciutaPeteroa
- 1762VEI 4Osservata1762-12-03 – fine sconosciutaPeteroa (2 km S of Planchón summit)
- 1751VEI 2Osservata1751-11 – 1751-12
- 1660VEI 3Osservata1660 – fine sconosciutaPeteroa
- 900 (±100 anni)VEI 3Stima geologica900 – fine sconosciuta
- 5080 a.C. (±75 anni)VEI 3Stima geologica5080 a.C. – fine sconosciuta
Vulcani nelle vicinanze
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