火山噴火

Uncertain eruption of Itasy Volcanic Field

紀元前6555年 · 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.

出典: Wikipedia、CC BY-SA · 記事を読む

地図で開くWikipedia
地図で開く

記録が伝えること

時期
紀元前6555年
種類
火山噴火
座標
19.03° S, 46.64° E
Uncertain
はい
Date uncertainty
± 90 years
Dated by
Isotopic: 14C (uncalibrated)
Volcano number
233014
Eruption number
22619

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.

出典: Wikipedia、CC BY-SA · 記事を読む

情報源