1. NSW Institute for Frontiers Geoscience, University of Newcastle, Newcastle, NSW 2308, Australia;
2. Earth Dynamics Research Group, Department of Applied Geology, Curtin University, GPO Box U1987, Perth, WA 6845, Australia;
3. Discipline of Earth Sciences, School of Environmental and Life Sciences, Faculty of Science, The University of Newcastle, University Drive, Callaghan, NSW 2308, Australia;
4. Geological Survey of New South Wales, NSW Department of Planning and Environment, PO Box 344 Hunter Region MC, NSW 2310, Australia;
5. Division of Tropical Environments and Societies, James Cook University, Townsville, QLD 4814, Australia