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The Hekla 1158 eruption from the Hekla Volcanic System

Summary

This was the second eruption of Hekla in historical times and the first to produce lava. The tephra layer produced by this eruption has only recently been identified and had a north-east trending axis. The volume of tephra is calculated as freshly fallen. The geochemical composition of this tephra varies significantly from Hekla 1104 with SiO2 of between about 67-68%.

References

The data on this page is from the following source(s). If you use this data please acknowledge the source of the data.

Larsen, G. (1992) Gjoskulagid ur Heklugosinu 1158 In:. Jardfraedafelag Islands, Yfirlit og Agrip 28 April 1992  Husinu, Reykjavik,25-27

Simkin, T., Siebert, L., Blong, R.J. and Russell, J. (1994) Volcanoes of the world : a regional directory, gazetteer, and chronology of volcanism during the last 10,000 years  Geoscience Press, Tucson, with the Smithsonian Institution,349.

Thorarinsson, S. (1967) The eruption of Hekla in historical times. A tephrochronological study. The eruption of Hekla 1947-1948  I, 1-183

Data Sources

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This Tephrabase search was made on 6/8/2025 at 14:14:47 local time, Edinburgh, Scotland, UK.