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The southern part of the Murray Darling Basin, Australia, with major river systems, locations in the current study and outcropping quartzites and sandstones. (Map created by CP using data from Geoscience Australia. ©Commonwealth of Australia (Geoscience Australia) 2012. This material is released under the Creative Commons Attribution 3.0 Australia Licence ‐ http://creativecommons.org/licenses/by/3.0/au/).
