Department of Geosciences, University of Iceland, Sturlugata 7 (Askja), Reykjavik, IS101 Iceland
Earth Science Institute, Univerity of Iceland, Sturlugata 7 (Askja), Reykjavik, IS101 Iceland ; Department of Geology and Geophysics, Univerity of Hawaii at Manoa, 1680 East-West Rd, Honolulu, HI 95622
Department of Geosciences, University of Iceland, Sturlugata 7 (Askja), Reykjavik, IS101 Iceland