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Davenport Province




Davenport Province Geological Summary

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Davenport Province Geological SummaryDavenport Province

Name:
Davenport Province.
Type:
Sedimentary and volcanic.
Lithology:
Sandstone, conglomerate, siltstone dolostone, shale, mafic and felsic volcanic rocks and granite.
Epoch Min:
Palaeoproterozoic.
Epoch Max:
Palaeoproterozoic.
Age Min:
1700 Ma.
Age Max:
1840 Ma.
Summary:
Predominantly shallow marine sedimentary and volcanic rocks of the North Australian Platform Cover. It is part of the Tennant Region.
Relationship:
The Davenport Province unconformably overlies the Warramunga Formation, which is exposed in the Warramunga Province, and is in turn unconformably overlain by the Palaeozoic Georgina and Wiso basins to the east and west. Stratigraphic equivalents of these rocks extends into the Aileron Province.
Thickness:
At leat 10 km.
Economic:
Host W, Mo, Au, Cu, U and Ni deposits.
Exploration:
Little exploration conducted. Potential for W, Mo, Au, Cu and base metal deposits.
Metamorphism:
Greenschist facies.
Main Reference:

Blake DH, Stewart AJ, Sweet IP and Hone IG, 1987. Geology of the Proterozoic Davenport Province, central Australia. BMR Bulletin 226.

Last updated 9 February 2007