Fig. 2: Fagradalsfjall 2021 eruption and samples. | Nature Communications

Fig. 2: Fagradalsfjall 2021 eruption and samples.

From: Diverse mantle components with invariant oxygen isotopes in the 2021 Fagradalsfjall eruption, Iceland

Fig. 2

a–c Photographs of various phases of activity during the Fagradalsfjall eruption in April and June 2021. a Typical lava fountaining during an eruption episode in May 2021. b Field appearance of a pahoehoe lobe. c Sampling at a rubbly pahoehoe lava front. d–f Hand sample photographs showing the typical appearance of tephra and quenched lavas employed in this study. g, h Back-Scatter Electron (BSE) images of early erupted products ranging from glassy, highly vesiculated tephra (g) to more extensively crystallised material characteristic of rubbly pahoehoe lavas (i). Abbreviations: Gm, groundmass; Plag, plagioclase.

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