Warramunga Province

Lithology:

Sedimentary, igneous and metamorphic: greywacke, shale, siltstone, hematitic shale, granite, felsic volcanics, dolerite, basalt, sandstone, dolostone.

Warramunga Province

Epoch Min:

Palaeoproterozoic.

Epoch Max:

Palaeoproterozoic.

Age Min:

1840 Ma.

Age Max:

1870 Ma.

Summary:

Forms part of the Tennant Region. A Palaeoproterozoic basement inlier comprising volcaniclastic rocks, volcanics and flysch sediments. Intruded by granites and deformed by the Tennant Orogeny at approx 1850 Ma.

Relationship:

Overlain by the Palaeo- Mesoproterozoic Davenport and Tomkinson provinces to the south and north respectively. Unconformably overlain to the east and west by the Neoproterozoic to Palaeozoic Georgina and Wiso basins.

Thichness:

N/A.

Economic:

Over 5 million ounces of gold production to date from numerous iron-oxide Cu-Au deposits. Significant production of Cu, Bi and W. One lead-zinc resource identified undercover.

Metamorphism:

Unmetamorphosed to lower greenschist facies.

Main Reference:

Donnellan N, 2013. Chapter 9: Warramunga 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: 09 May 2016

Share:

Was this page useful?

Describe your experience

More feedback options

To provide comments or suggestions about the NT.GOV.AU website, complete our feedback form.

For all other feedback or enquiries, you must contact the relevant government agency.