Uncertain eruption of Itasy Volcanic Field
8301 a.C. · 19.03° S, 46.64° E
The Itasy volcanic field is a monogenetic volcanic field west of Lake Itasy in the Itasy Region of central Madagascar. It consists of a north–south trending group of lava domes, scoria cones and maars, as well as lava flows with varying compositions.
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O que dizem os registros
- Quando
- 8301 a.C.
- Tipo
- Erupção vulcânica
- Coordenadas
- 19.03° S, 46.64° E
- Uncertain
- sim
- Date uncertainty
- ± 139 years
- Dated by
- Isotopic: 14C (calibrated)
- Volcano number
- 233014
- Eruption number
- 14172
Itasy volcanic field
Volcanic field in Madagascar
The Itasy volcanic field is a monogenetic volcanic field west of Lake Itasy in the Itasy Region of central Madagascar. It consists of a north–south trending group of lava domes, scoria cones and maars, as well as lava flows with varying compositions. Volcanism in the Itasy field began during the Pliocene with the eruption of trachytic lava domes and basanitic lava flows.
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A fonte
- 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.VOTW5-2025.5.3Página da fonte