Arnhem Province

Lithology:

Sedimentary, metamorphic, igneous and volcanic: dolostone, greywacke, shale, granulite, amphibolite, felsic volcanic rock and granite.

Arnhem Province

Epoch Min:

Palaeoproterozoic.

Epoch Max:

Palaeoproterozoic.

Age Min:

1830 Ma.

Age Max:

1870 Ma.

Summary:

An inlier of Palaeoproterozoic metasedimentary rock and granite, forming part of the North Australian Craton.

Relationship:

Unconformably overlain by Palaeo-Mesoproterozoic McArthur Basin and Mesozoic Carpentaria Basin.

Thickness:

N/A

Economic:

No major mineral occurrences.



Metamorphism:

Greenschist to granulite facies.

Main Reference:

Ahmad M and Munson TJ, 2013. Chapter 6: Arnhem Province: 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