Tjornes Fracture Zone
Fissure vent · Iceland · 75m (submarine)
- Type
- Fissure vent
- Country
- Iceland
- Region
- Atlantic Ocean Volcanic Regions / Arctic Ridge Volcanic Province
- Elevation
- 75m (submarine)
- Coordinates
- 66.309, -17.118
- Last eruption
- 1868
- Tectonic setting
- Rift zone / Oceanic crust (< 15 km)
- Landform
- Cluster
- Major rock type
- Basalt / Picro-Basalt
Geological summary
The offshore Tjörnes Fracture Zone is an oblique transform zone that separates the northern volcanic zone of Iceland from the Kolbeinsey Ridge, part of the Mid-Atlantic Ridge north of Iceland. A submarine eruption was reported during 1867-1868 at the SE part of the fissure system off the northern coast of Iceland along the Manareyjar Ridge immediately north of Manareyjar Island.
Eruption history
Summary (VEI over time)
Click a bar to see individual eruptions
Detailed timeline
- 1867VEI ?Observed1867-12 – 1868-01Immediately north of Manareyjar Island
External links
- Not yet on Wikipedia (English). You can contribute on Wikidata.
- 🔗 Smithsonian GVP source page
⚠ For reference only. Not for emergency response.