Affiliation: | 1. GFZ German Research Centre for Geosciences, Telegrafenberg, 14473 Potsdam, Germany;2. Centre for Earth Evolution and Dynamics, University of Oslo, PO Box 1028, 0315 Oslo, Norway;3. Jackson School of Geoscience, The University of Texas at Austin, 10100 Burnet Road (R2200), Austin, TX 78758-4445, USA |