The Icelandic Laki volcanic tephra layer in the Lomonosovfonna ice core, Svalbard

• Published in: Polar Research
• Main Authors: Kekonen, Teija, Moore, John, Perämäki, Paavo, Martma, Tõnu
• Format: Article in Journal/Newspaper
• Language: English
• Published: Norwegian Polar Institute 2005
• Subjects: Ice cap; ice core; Polar Research; Svalbard
• Online Access: https://polarresearch.net/index.php/polar/article/view/2058; https://doi.org/10.3402/polar.v24i1.6251

The largest sulphuric acid event revealed in an ice core from the Lomonosovfonna ice cap, Svalbard, is associated with the densest concentration of microparticles in the ice core at 66.99 m depth. Electron microscope analysis of a volcanic ash particle shows it has the same chemical composition as r...