Eromanga Basin


Sedimentary: sandstone, siltstone, mudstone, coal, shale, red beds.

Eromanga Basin

Epoch Min:


Epoch Max:


Age Min:

65 Ma.

Age Max:

205 Ma.


Unmetamorphosed and relatively undeformed intracratonic basin.

Relationship:Unconformably overlies the Carboniferous-Triassic Pedirka Basin and non-outcropping Cambrian -?Devonian Warburton Basin. Both basins are unconformable on metamorphic rocks of the Palaeo-Neoproterozoic Aileron Province and Mesoproterozoic Musgrave Province.
Thickness:Up to 4 km.
Economic:Moderate oil shows are found within the Northern Territory portion of the Basin. Historical mining of ochre. Minor coal, manganese and opal occurrences.
Main Reference:Munson TJ, 2013. Chapter 41: Eromanga 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: 09 May 2016

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