Affiliation: | aCentre for Mining Technology and Equipment (CMTE), P.O. Box 883 Kenmore, Brisbane, Qld. 4069, Australia;bCSIRO Exploration and Mining, 2643 Moggill Road, Pinjarra Hills, Brisbane Qld. 4069, Australia;cUniversity of Queensland, MMM-Engineering Department, Brisbane, Qld. 4072, Australia |