1. Department of Applied Geology; The Institute of Geoscience Research (TIGeR); Curtin University; GPO Box U1987 Perth WA 6845 Australia
2. School of the Earth Sciences and Resources; China University of Geosciences (Beijing); 29 Xueyuan Road Beijing 100083 China
3. Department of Earth Sciences; Centre for Tectonics, Resources and Exploration; University of Adelaide; Adelaide SA 5005 Australia