1. Department of Geosciences and Department of Physics and Astronomy, Stony Brook University, Stony Brook, New York 11794-2100, United States
2. Geology Department, Moscow State University, 119992 Moscow, Russia
3. Data Analysis and Visualization Group, Swiss National Supercomputing Centre (CSCS), via Cantonale, Galleria 2, 6928 Manno, Switzerland