1. The Institute for Geoscience Research (TIGeR), School of Earth and Planetary Sciences, Curtin University, Kent Street, 6845 Perth, Australia
2. Mineral Deposit Research Unit (MDRU), Department of Earth, Ocean and Atmospheric Sciences, The University of British Columbia, 2207 Main Mall, Vancouver, British Columbia V6T 1Z4, Canada
3. Centre for Ore Deposit and Earth Sciences (CODES), University of Tasmania, Private Bag 79, Hobart, Tasmania 7001, Australia
4. MAG Silver Corp., Suite 770, 800 West Pender Street, Vancouver, British Columbia V6C 2V6, Canada