Galán
| Galán | |||
|---|---|---|---|
| |||
| monto • Kaldero | |||
| Alteco |
5 912 m | ||
| Geografia situo | 25° 56′ S, 66° 55′ U (mapo)-25.933333333333-66.916666666667Koordinatoj: 25° 56′ S, 66° 55′ U (mapo) | ||
| |||
 Galán | |||
La monteto Galán aŭ Cerro Galán estas kaldero en la Provinco Katamarkio, Argentino, konsiderata la plej bone eksponita granda kaldero en la mondo. Ĝi estis formita antaŭ 2.2 milionoj da jaroj kiam 1,050 km3 da materialo estis erupciita, produktante kuŝejojn de ignimbrito etende ĝis 100 km for. La kaldero estis origine la loko de granda lago, sed la reapero de la orienta kaldergrundo estis limiginta la salecan Laguna Diamante al la kaldera orienta bordo.
Referencoj
- Cerro Galan Caldera Arkivigite je 2017-02-18 per la retarkivo Wayback Machine Oregon State University
- Cerro Galan Caldera, ArgentinaArkivigite je 2012-02-06 per la retarkivo Wayback Machine, el How Volcanoes Work, de Vic Camp, Department of Geological Sciences, San Diego State University
- Ben G. Mason (2004). “The size and frequency of the largest explosive eruptions on Earth”, Bulletin of Volcanology (PDF) 66 (8), p. 735–748. doi:10.1007/s00445-004-0355-9. Bibkodo:2004BVol...66..735M.
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