South Nicholson Basin
Sedimentary: sandstone, siltstone, shale, conglomerate.
Mesoproterozoic sedimentary basin that is considered to be equivalent to the Roper Group in the McArthur Basin.
Unconformably overlies Palaeoproterozoic Murphy Province and Palaeo-Mesoproterozoic Lawn Hill Platform. Unconformably overlain by Neoproterozoic to Palaeozoic Georgina Basin.
At least 6 km.
Hosts minor iron occurrences. Potential for Century or McArthur River style base metals deposits, uranium, diamonds, iron and petroleum (including shale gas).
Ahmad M and Munson TJ, 2013. Chapter 19: South Nicholson Basin: in Ahmad M and Munson TJ (compilers) ‘Geology and Mineral Resources of the Northern Territory’. Northern Territory Geological Survey, Special Publication 5
Last updated: 13 October 2017