記録が伝えること
- 時期
- 1773
- 種類
- 火山噴火
- 座標
- 0.38° S, 78.25° W
- Vei
- 0
- Vent
- South part of caldera
- Dated by
- Observations: Reported
- Volcano number
- 352022
- Eruption number
- 11458
Chacana
Chacana is a large 32-km long - 18–24 km wide caldera that has erupted in historical times. It forms one of the largest rhyolite centers in the Northern Andes with major eruptions over the past 240,000, 180,00, and 160,000 years ago and has had andesitic-rhyolitic volcanism. With dacitic lava flows continuing into historical times. Lava domes were also constructed in the Holocene.
出典: Wikipedia、CC BY-SA · 記事を読む
情報源
- Smithsonian GVP Volcanoes of the World: Holocene eruptionsGlobal Volcanism Program, Smithsonian InstitutionSmithsonian terms of use: personal, educational and non-commercial use, with creditGlobal Volcanism Program, Smithsonian Institution: Volcanoes of the World v5.3, https://doi.org/10.5479/si.GVP.VOTW5-2025.5.3出典ページ