Urosevic, M., Dept. of Exploration Geophysics, Curtin University of Technology, Perth, WA, Australia; Kepic, A., Dept. of Exploration Geophysics, Curtin University of Technology, Perth, WA, Australia; Stolz, E., Gold Fields, Kambalda West, WA, Australia ; Juhlin, C., Uppsala University, Dept. of Earth Sciences, Sweden