Metadata
Author: springer
Data
English[en]
the eastern rift, and products of the activity preceding the collapse of the caldera visible at the summit of the stratovolcano, characterized by an alkaline series: basalt-hawaiite-mugearite-trachyte; the products of the explosive and postcaldera activity where only evolved lavas occur (benmoreites and trachytes); the recent basaltic activity of the Horta region; the western fissural activity — recent and historical.
French[fr]
le rift Est, et l’activité anté caldeira du stratovolcan, caractérisé par une série alcaline: basalte-hawaite-mugéatite-trachyte. L’activité explosive et post caldeira, caractérisée par des laves évoluées (benmorites et trachytes).