Davenport Province

Sedimentary, igneous and volcanic: sandstone, conglomerate, siltstone, dolostone, shale, mafic and felsic volcanics and granite.

Epoch Min:

Palaeoproterozoic

Epoch Max:

Palaeoproterozoic

Age Min:

1700 Ma.

Age Max:

1840 Ma.

Summary:

Forms part of the Tennant Region. A folded succession of shallow marine sedimentary rocks and volcanics.

Relationship:

Overlies (and contains equivalents of) Palaeoproterozoic Warramunga Province. Overlain by Neoproterozoic to Palaeozoic Georgina and Wiso basins to the east and west. Stratigraphic equivalents extend into Palaeo-Neoproterozoic Aileron Province.

Thickness:

At least 5 km.

Economic:

Hosts W, Mo, Au, Cu and U mineralisation.

Metamorphism:

Sub-greenschist to greenschist facies.

Main Reference:

Donnellan N, 2013. Chapter 10: Davenport Province: in Ahmad M and Munson TJ (compilers) ‘Geology and Mineral Resources of the Northern Territory’. Northern Territory Geological Survey, Special Publication 5