1. Centre for Water in the Minerals Industry, Sustainable Minerals Institute, The University of Queensland, St Lucia Campus, Brisbane, Queensland 4072, Australia
2. School of Computing Science and Electrical Engineering, Science and Engineering Faculty, Queensland University of Technology, 2 George St, Brisbane, Queensland 4000, Australia
3. School of Civil, Environmental and Mining Engineering, The University of Western Australia, 35 Stirling Hwy, Crawley, Perth, Western Australia 6009