Victoria Basin

Lithology:

Sedimentary: dolostone, sandstone, limestone, shale.

Epoch Min:

Neoproterozoic.

Epoch Max:

Neoproterozoic.

Age Min:

700 Ma.

Age Max:

850 Ma.

Summary:

An intracratonic sedimentary basin that formed as part of the Centralian Superbasin and extends into Western Australia.

Relationship:

Unconformably overlies Palaeoproterozoic Pine Creek Orogen and Palaeo-Mesoproterozoic Birrindudu Basin. Unconformably overlain by  Neoproterozoic Wolfe Basin, Neoproterozoic to Palaeozoic Wiso Basin, Palaeozoic Daly Basin and Cambrian Kalkarindji Province.

Thickness:

Up to 950 m.

Economic:

No major mineral occurrences. Potential for sediment hosted base metal deposits and uranium.

Metamorphism:

Unmetamorphosed.

Main Reference:

Dunster JN and Ahmad M, 2013. Chapter 26: Victoria Basin: in Ahmad M and Munson TJ (compilers) ‘Geology and Mineral Resources of the Northern Territory’. Northern Territory Geological Survey, Special Publication 5