Closing crack earthquakes within the Krafla caldera, North Iceland

• Published in: Geophysical Journal International
• Main Authors: Mildon, Zoë K., Pugh, David J., Tarasewicz, Jon, White, Robert S., Brandsdóttir, Bryndís
• Other Authors: Natural Environment Research Council
• Format: Article in Journal/Newspaper
• Language: English
• Published: Oxford University Press (OUP) 2016
• Subjects: Geochemistry and Petrology; Geophysics; Krafla; Iceland
• Online Access: http://dx.doi.org/10.1093/gji/ggw325; http://academic.oup.com/gji/article-pdf/207/2/1137/33389083/ggw325.pdf

Abstract Moment tensor analysis with a Bayesian approach was used to analyse a non-double-couple (non-DC) earthquake (Mw ∼ 1) with a high isotropic (implosive) component within the Krafla caldera, Iceland. We deduce that the earthquake was generated by a closing crack at depth. The event is well loc...